原级：bookmark
\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
第三人称单数：bookmarks
bookmarked的解释
第三人称复数：bookmarks
现在分词：bookmarking
1. There are a few sites specializing in consumer electronics which I have bookmarked.