pipsqueak

noun

1. 无足轻重的人；小人物；小子
   a person that you think is unimportant or does not deserve respect because they are small or young

1. Come on! Don't be such a pipsqueak, be a man! Go and talk to her.
   快点，别那么懦弱！男人些，过去和她聊聊。
2. Stage love will never be true love while the law of the land has our heroines being played by pipsqueak boys in petticoats.
   舞台上的爱情永远都不会是真爱，而国法则让我们的女主人公由那些穿着裙子的小男人来扮演。
3. Put them up, you little pipsqueak.
   来吧，你这个不起眼的小人物。
4. If there's one thing he can't stand, it is having the rise taken out of him by a pipsqueak like you!
   要说有什么事他受不了，那就是受不了你这种小人物的捉弄。
5. We don't want them on our baseball team, they're just little pipsqueak, we want someone stronger.
   我们不能让他们加入棒球队，他们不怎么有力量，我们需要强壮一些的人。