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在任意网页中选中单词，一键加入你的私有词库。Select words on web pages and add them to your private vocabulary. 好词典 · great dict 是一款面向英语学习者和日常英文阅读场景的浏览器扩展。安装后，用户可以在任意网页中选中英文单词或短语，一键加入自己的私有词库，并在扩展中查看释义、发音、标签和最近收藏记录。 它的用途是帮助用户把“看到生词”这件事直接转化为“沉淀词库”。无论是在阅读技术文档、英文新闻、论文资料还是网页文章时，用户都不需要复制、切换应用或手动记录，只要划词即可保存，后续还能在小程序或网站中继续复习和管理。 用户应该安装它，因为它能显著降低积累英语词汇的成本：操作轻、入口近、词库可同步，并且通过微信登录绑定个人数据，适合长期构建自己的英文阅读词库。
rating_count is the Chrome Web Store ratings count, not a written-review count.
Media assets
Screenshots and videos on the listing.
Has promo video
Whether the listing includes at least one video.
Languages
Declared language locales.
Developer website
Listing exposes a developer website URL.
Contact email
Listing exposes a contact email.
Keyword in name
Case-insensitive substring match in the name.
Keyword in description
Case-insensitive substring match in the description.
Keyword occurrences in description
Count of case-insensitive occurrences in the description.
Category user-count percentile
Share of same-category extensions with fewer users (null if unknown).
These are transparent listing completeness / keyword signals, not a prediction of Chrome Web Store search ranking.