“watch like a hawk”不是指“像鹰一样看”，真实含义是密切监视，严密观察，盯着...，警惕地监视。

【例句】
When I was at home, mum and dad watched me like a hawk.
当我在家的时候，妈妈爸爸总是密切监视着我。

You need to watch Tom like a hawk. He has a habit of sneaking off early.
你需要盯着汤姆。他有早早溜走的习惯。