a person who lacks confidence, is irresolute and wishy-washy
a hypothetical subatomic particle of large mass that interacts weakly with ordinary matter through gravitation; postulated as a constituent of the dark matter of the universe
例句
用作名词 (n.)
Don't assume your wife is a wimp because she's upset over small cuts or bruises. 当妻子偶尔因小小的割伤或划伤而难过时,千万不要把她看作一个懦弱的人。