增加阅读是pdf中高亮显示

addon/locale/zh-CN/addon.ftl

@@ -82,6 +82,24 @@ lecture-play-complete = 本轮讲解播放完毕
 lecture-beat-tts-pending = 合成中
 lecture-beat-tts-failed = 失败
 lecture-reprepare = 重新备课
+lecture-save-note = 保存笔记
+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-label = 段落 { $n }
+lecture-para-original = 原文
+lecture-para-translation = 译文 / 讲解
+lecture-para-context = 上下文衔接
+lecture-granularity-paragraph = 按段
+lecture-granularity-sentence = 按句
+lecture-sentence-list-title = 逐句精读（先读原文，再听讲解）
+lecture-sentence-label = 段{ $p }·句{ $s }
+lecture-sentence-list-hint = 本段各句
+lecture-pdf-sync-hint = 播放时会在 PDF 阅读器中高亮对应原文。
+lecture-playing-en = 正在播放：原文朗读
+lecture-playing-zh = 正在播放：中文讲解
+lecture-status-ready-step2 = 备课完成：{ $count } 段逐段精读可播放，笔记已同步
 lecture-no-pdf = 当前条目没有可用的 PDF 附件
 lecture-attach-error = 无法读取 PDF 附件
 lecture-mount-error = 语音伴读面板加载失败