常见例句In technology, there was "hashtag", which is the hash sign added to a word or phrase that lets Twitter users search for tweets similarly taged; 和技术相关的词汇包括hashtag，指的是在一个词语或短语前加一个%23符号，让“推特”用户搜索到相关主题文章的功能标签； 返回 hashtag