give a hand 帮助
【讲解】
hand作名词时有“帮手”的意思。give a hand直译为“给某人一只手”，引申为“帮助某人”。例如：Would you please give me a hand?(能帮我一下吗?）
【对话】
A:Jim, there's something wrong with my computer. Can you give me a hand?
A:吉姆，我的计算机出了点问题。你能帮个忙吗？
B:Sure. What's wrong?
B：当然。怎么啦？
A:I don't know. Could you come and help me mend it?
A:我也不知道。你能来帮我修一下吗？
B:Certainly, but not today. How about Wednesday evening?
B:可以，但今天不行。星期三晚上怎么样？
A:OK. Thanks a lot. See you then.
A:好的。谢谢。星期三见。
