give someone a hand 帮助....
Could you give me a hand and pass me the scissors? I can't reach them myself. 帮个忙把剪刀递给我,我够不着。
Why don't you give dad a hand with garbage? It looks heavy. 为什么不帮爸爸提垃圾,它看起来很重。
v. 滑倒,溜走,疏忽,滑脱
n. 滑倒,溜走