diff --git a/src/components/PromptManager.vue b/src/components/PromptManager.vue
index dc89497..6365717 100644
--- a/src/components/PromptManager.vue
+++ b/src/components/PromptManager.vue
@@ -1,11 +1,23 @@
 <script setup lang="ts">
-import { ref, computed } from 'vue';
+import { ref, computed, reactive, nextTick, watch } from 'vue';
 import { usePromptStore } from '../stores/promptStore';
-import type { LangCode, PromptGroup, PromptTag } from '../types';
+import type { LangCode, PromptTag } from '../types';
 
 const store = usePromptStore();
 const draggingIndex = ref<number | null>(null);
 const overIndex = ref<number | null>(null);
+const keyInputRefs = ref<HTMLInputElement[]>([]);
+const tagIds = new WeakMap<PromptTag, string>();
+let tagIdSeq = 0;
+
+type TagDraft = {
+  key: string;
+  translation: string;
+};
+
+const drafts = reactive<Record<string, TagDraft>>({});
+const translating = reactive<Record<string, boolean>>({});
+const translateErrors = reactive<Record<string, string>>({});
 
 const languages = computed(() => store.languages);
 const selectedLang = computed({
@@ -18,6 +30,37 @@ const currentGroup = computed(() => store.currentGroup);
 const filteredTags = computed(() => store.filteredTags);
 const isSearching = computed(() => store.searchQuery.trim().length > 0);
 
+watch(selectedLang, () => {
+  for (const tag of filteredTags.value) {
+    const id = getTagId(tag);
+    drafts[id] = {
+      key: tag.key,
+      translation: displayTranslation(tag),
+    };
+    delete translateErrors[id];
+  }
+});
+
+function getTagId(tag: PromptTag): string {
+  let id = tagIds.get(tag);
+  if (!id) {
+    id = `tag_${++tagIdSeq}`;
+    tagIds.set(tag, id);
+  }
+  return id;
+}
+
+function getDraft(tag: PromptTag): TagDraft {
+  const id = getTagId(tag);
+  if (!drafts[id]) {
+    drafts[id] = {
+      key: tag.key,
+      translation: displayTranslation(tag),
+    };
+  }
+  return drafts[id];
+}
+
 function onDragStart(index: number) {
   if (isSearching.value) return;
   draggingIndex.value = index;
@@ -42,22 +85,40 @@ function displayTranslation(tag: PromptTag): string {
   return tag.translation?.[selectedLang.value] ?? tag.key;
 }
 
-function updateKey(tag: PromptTag, val: string) {
+function commitKey(tag: PromptTag) {
   const gid = currentGroup.value?.id;
   if (!gid) return;
-  store.updateTagKey(gid, tag.key, val);
+  const draft = getDraft(tag);
+  const nextKey = draft.key.trim();
+  if (!nextKey || nextKey === tag.key) {
+    draft.key = tag.key;
+    return;
+  }
+  const oldKey = tag.key;
+  store.updateTagKey(gid, oldKey, nextKey);
+  if (tag.key !== oldKey) {
+    if (draft.translation === oldKey) {
+      draft.translation = nextKey;
+    }
+    draft.key = tag.key;
+  }
 }
 
-function updateTrans(tag: PromptTag, val: string) {
+function commitTrans(tag: PromptTag) {
   const gid = currentGroup.value?.id;
   if (!gid) return;
-  store.setTranslation(gid, tag.key, selectedLang.value, val);
+  const draft = getDraft(tag);
+  store.setTranslation(gid, tag.key, selectedLang.value, draft.translation.trim());
 }
 
-function addTag() {
+async function addTag() {
   const gid = currentGroup.value?.id;
   if (!gid) return;
+  store.setSearch('');
   store.addTag(gid);
+  await nextTick();
+  keyInputRefs.value[0]?.focus();
+  keyInputRefs.value[0]?.select();
 }
 
 function removeTag(tag: PromptTag) {
@@ -75,9 +136,50 @@ function confirmRemoveTag(tag: PromptTag) {
 function toggleHidden(tag: PromptTag) {
   const gid = currentGroup.value?.id;
   if (!gid) return;
+  commitKey(tag);
   store.toggleHidden(gid, tag.key);
 }
 
+function cleanPromptKey(key: string): string {
+  return key
+    .replace(/^[([{<]+/, '')
+    .replace(/[)\]}>]+$/, '')
+    .replace(/_/g, ' ')
+    .trim();
+}
+
+async function translateTag(tag: PromptTag) {
+  const gid = currentGroup.value?.id;
+  if (!gid) return;
+  commitKey(tag);
+
+  const id = getTagId(tag);
+  const key = tag.key.trim();
+  if (!key || translating[id]) return;
+
+  translating[id] = true;
+  delete translateErrors[id];
+
+  try {
+    const target = selectedLang.value === 'zh_CN' ? 'zh' : selectedLang.value;
+    const text = cleanPromptKey(key);
+    const url = `https://sywb.top/api/translate2?text=${encodeURIComponent(text)}&sourceLang=auto&targetLang=${target}`;
+    const res = await fetch(url);
+    const data = await res.json();
+    if (!data.success || !data.translation) {
+      throw new Error(data.message || '翻译失败');
+    }
+    const translation = String(data.translation).trim();
+    const draft = getDraft(tag);
+    draft.translation = translation;
+    store.setTranslation(gid, key, selectedLang.value, translation);
+  } catch (error: any) {
+    translateErrors[id] = error?.message || '翻译失败';
+  } finally {
+    translating[id] = false;
+  }
+}
+
 function exportAll() {
   const json = store.exportToJson();
   const blob = new Blob([json], { type: 'application/json' });
@@ -244,7 +346,7 @@ function resetDefault() {
 
         <div v-else class="pm-tags-wrapper">
           <TransitionGroup name="list" tag="ul" class="pm-tags-list" :css="!isSearching">
-            <li v-for="(t, ti) in filteredTags" :key="t.key + '_' + ti" 
+            <li v-for="(t, ti) in filteredTags" :key="getTagId(t)" 
               class="pm-tag-item"
               :draggable="!isSearching" 
               @dragstart="onDragStart(ti)"
@@ -271,22 +373,47 @@ function resetDefault() {
                 <div class="pm-input-group">
                   <label class="pm-input-label">Key</label>
                   <input class="pm-input pm-key-input" 
-                    :value="t.key" 
-                    @input="updateKey(t, ($event.target as HTMLInputElement).value)" 
+                    ref="keyInputRefs"
+                    v-model="getDraft(t).key"
+                    @blur="commitKey(t)"
+                    @keydown.enter.prevent="commitKey(t)"
                     placeholder="提示词 Key"
                   />
                 </div>
                 <div class="pm-input-group">
-                  <label class="pm-input-label">Translation</label>
+                  <div class="pm-input-label-row">
+                    <label class="pm-input-label">Translation</label>
+                    <span v-if="translateErrors[getTagId(t)]" class="pm-input-error" :title="translateErrors[getTagId(t)]">
+                      {{ translateErrors[getTagId(t)] }}
+                    </span>
+                  </div>
                   <input class="pm-input pm-trans-input" 
-                    :value="displayTranslation(t)"
-                    @input="updateTrans(t, ($event.target as HTMLInputElement).value)" 
+                    v-model="getDraft(t).translation"
+                    @blur="commitTrans(t)"
+                    @keydown.enter.prevent="commitTrans(t)"
                     placeholder="翻译内容"
                   />
                 </div>
               </div>
 
               <div class="pm-tag-actions">
+                <button
+                  class="pm-icon-btn pm-btn-translate"
+                  :class="{ loading: translating[getTagId(t)] }"
+                  :disabled="translating[getTagId(t)]"
+                  @click="translateTag(t)"
+                  title="自动翻译当前提示词"
+                >
+                  <svg v-if="!translating[getTagId(t)]" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
+                    <path d="m5 8 6 6"></path>
+                    <path d="m4 14 6-6 2-3"></path>
+                    <path d="M2 5h12"></path>
+                    <path d="M7 2h1"></path>
+                    <path d="m22 22-5-10-5 10"></path>
+                    <path d="M14 18h6"></path>
+                  </svg>
+                  <span v-else class="pm-mini-spinner"></span>
+                </button>
                 <button class="pm-icon-btn" @click="toggleHidden(t)" :title="t.hidden ? '显示' : '隐藏'">
                   <svg v-if="!t.hidden" width="16" height="16" viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2">
                     <path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"></path>
@@ -698,6 +825,24 @@ function resetDefault() {
   text-transform: uppercase;
 }
 
+.pm-input-label-row {
+  display: flex;
+  align-items: center;
+  justify-content: space-between;
+  gap: 8px;
+  min-height: 15px;
+}
+
+.pm-input-error {
+  color: var(--color-error);
+  font-size: 11px;
+  font-weight: 500;
+  max-width: 160px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
 .pm-input {
   width: 100%;
   padding: 8px 12px;
@@ -741,6 +886,35 @@ function resetDefault() {
   border-color: var(--color-border);
 }
 
+.pm-icon-btn:disabled {
+  cursor: not-allowed;
+  opacity: 0.65;
+}
+
+.pm-btn-translate {
+  color: var(--color-accent);
+}
+
+.pm-btn-translate:hover:not(:disabled),
+.pm-btn-translate.loading {
+  background-color: var(--color-accent-light);
+  border-color: var(--color-accent);
+  color: var(--color-accent);
+}
+
+.pm-mini-spinner {
+  width: 14px;
+  height: 14px;
+  border: 2px solid currentColor;
+  border-top-color: transparent;
+  border-radius: 50%;
+  animation: pm-spin 0.8s linear infinite;
+}
+
+@keyframes pm-spin {
+  to { transform: rotate(360deg); }
+}
+
 .pm-btn-delete:hover {
   background-color: #fef2f2;
   color: var(--color-error);
diff --git a/src/stores/promptStore.ts b/src/stores/promptStore.ts
index f48797b..fbda6ba 100644
--- a/src/stores/promptStore.ts
+++ b/src/stores/promptStore.ts
@@ -275,8 +275,15 @@ export const usePromptStore = defineStore('promptStore', {
     addTag(groupId: string, key = 'new_tag') {
       const grp = this.findGroupById(groupId);
       if (!grp) return;
+      const existing = new Set(grp.tags.map((t) => t.key));
+      let nextKey = key;
+      let suffix = 2;
+      while (existing.has(nextKey)) {
+        nextKey = `${key}_${suffix}`;
+        suffix++;
+      }
       // 新增提示词插入到列表顶部，便于用户立即编辑
-      grp.tags.unshift({ key, translation: { en: key, [this.selectedLang]: key } });
+      grp.tags.unshift({ key: nextKey, translation: { en: nextKey, [this.selectedLang]: nextKey } });
       rebuildTagIndex(this.dataset);
     },
     removeTag(groupId: string, key: string) {
@@ -290,9 +297,17 @@ export const usePromptStore = defineStore('promptStore', {
       if (!grp) return;
       const tag = grp.tags.find((t) => t.key === oldKey);
       if (!tag) return;
-      tag.key = newKey;
+      const baseKey = newKey.trim() || oldKey;
+      const existing = new Set(grp.tags.filter((t) => t !== tag).map((t) => t.key));
+      let nextKey = baseKey;
+      let suffix = 2;
+      while (existing.has(nextKey)) {
+        nextKey = `${baseKey}_${suffix}`;
+        suffix++;
+      }
+      tag.key = nextKey;
       if (!tag.translation) tag.translation = {};
-      tag.translation.en = newKey;
+      tag.translation.en = nextKey;
       rebuildTagIndex(this.dataset);
     },
     setTranslation(groupId: string, key: string, lang: LangCode, val: string) {