a big hand

• 热烈鼓掌； 很大帮助

a big hand的用法和样例：

例句

1. Let's give the singer a big hand.
   让我们给歌唱家热烈鼓掌。
2. Your going there will help a lot.
   你去那里会有很大帮助。
3. It helps when a father does his share at home.
   父亲在家中尽自己的责任会有很大帮助。

词汇搭配

• give someone a big hand 向某人热烈鼓掌欢迎...
• get a big hand [口]受到热烈鼓掌...