今日美语俚语 - lend a hand

Idiom: lend a hand

Definition:  to help

Examples:

1. She offered to lend a hand when she noticed that I was busy.


2. Could you lend a hand in the kitchen? We need to get the dinner ready by six.

今日美语俚语中文解释：http://www.youzienglish.com/main/idiom_of_the_day/cn/