修改换行逻辑和段落查看方式

addon/locale/en-US/addon.ftl

@@ -4,10 +4,14 @@ prefs-title = ChatPapers
 
 item-section-chat-head = ChatPapers
 item-section-chat-sidenav = Chat with paper
-item-pane-open-window = Open in separate window
-item-pane-adaptive-height = Adaptive height
-item-pane-adaptive-height-on = Adaptive height (on)
-item-pane-adaptive-height-off = Adaptive height (off)
+item-pane-open-window =
+    .tooltiptext = Open in separate window
+item-pane-adaptive-height =
+    .tooltiptext = Toggle adaptive height
+item-pane-adaptive-height-on =
+    .tooltiptext = Adaptive height (on) — click to use fixed height
+item-pane-adaptive-height-off =
+    .tooltiptext = Fixed height (on) — click to use adaptive height
 
 chat-loading = Loading ChatPapers…
 chat-placeholder = Ask a question about this paper…
@@ -91,6 +95,9 @@ lecture-note-saved = Lecture note saved to Zotero
 lecture-mode-overview = Overview
 lecture-mode-paragraph = Paragraph reading
 lecture-paragraph-list-title = Paper paragraphs (original, then translation)
+lecture-para-list-hint = Click a paragraph for details; click ▶ to play
+lecture-para-detail-empty = Select a paragraph above to view original, translation, and context
+lecture-para-play = Play this part
 lecture-para-label = Para { $n }
 lecture-para-original = Original
 lecture-para-translation = Translation

addon/locale/zh-CN/addon.ftl

@@ -4,10 +4,14 @@ prefs-title = ChatPapers
 
 item-section-chat-head = ChatPapers
 item-section-chat-sidenav = 论文对话
-item-pane-open-window = 在独立窗口中打开
-item-pane-adaptive-height = 自适应高度
-item-pane-adaptive-height-on = 自适应高度（已开启）
-item-pane-adaptive-height-off = 自适应高度（已关闭）
+item-pane-open-window =
+    .tooltiptext = 在独立窗口中打开
+item-pane-adaptive-height =
+    .tooltiptext = 切换自适应高度
+item-pane-adaptive-height-on =
+    .tooltiptext = 自适应高度（已开启）— 点击切换为固定高度
+item-pane-adaptive-height-off =
+    .tooltiptext = 固定高度（已开启）— 点击切换为自适应高度
 
 chat-loading = 正在加载 ChatPapers…
 chat-placeholder = 就这篇论文提问…
@@ -91,6 +95,9 @@ lecture-note-saved = 伴读笔记已写入 Zotero 子笔记
 lecture-mode-overview = 整体讲解
 lecture-mode-paragraph = 逐段精读
 lecture-paragraph-list-title = 论文段落（先读原文，再听译文）
+lecture-para-list-hint = 点击段落查看详情，点击 ▶ 开始朗读
+lecture-para-detail-empty = 点击上方段落查看原文、译文与上下文
+lecture-para-play = 朗读此段
 lecture-para-label = 段落 { $n }
 lecture-para-original = 原文
 lecture-para-translation = 译文 / 讲解