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网页和PDF高亮标注工具，支持多色高亮、文件夹管理、笔记批注和自动引用 在网页和PDF上划选文本即可添加高亮标注，再次访问同一页面时标注会自动恢复。支持五种颜色、笔记批注和文件夹分类，通过浏览器侧边栏统一管理所有标注。 功能： - 选中网页文本后右键即可高亮，支持黄、绿、蓝、粉、橙五种颜色 - 在线PDF自动用内置阅读器打开，支持PDF内划词高亮 - 侧边栏面板浏览和管理标注，按文件夹分类整理 - 为每条标注添加笔记 - 重访页面时自动恢复已有标注 所有标注数据仅存在浏览器本地，不上传任何服务器。
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.