似懂非懂反义词
热搜词语
了如指掌
释义：形容对情况非常清楚，好像指着自己的手掌给人看一样。［近］洞若观火。［反］一无所知。
英文：know as one know his ten fingers; know as well as a beggar knows his bag; know like a book; have sth.at one's fingertips
例句：
他对这里的地形～。
心中有数
释义：对事情很明白，有把握。
英文：to know what's going on
例句：
这事我～，你别着急。