1.昙花一现 a flash in the pan
那个歌星也只是昙花一现，出了几张唱片就销声匿迹了。
That singer was only a flash in the pan. He disappeared into the air after having made one or two records.

2.寡不敌众 be outnumbered
她很勇敢，但终因寡不敌众，被那帮人打晕过去
The girl was brave enough, but as being outnumbered, she was finally knocked into the middle of next week by the gang.

3.单枪匹马 play a lone hand
在投资时，他总喜欢单枪匹马的去干
When investing in a business, he always likes to play a lone hand.

4.出师不利 get off one the wrong foot
他的主意不错，可一开始就出师不利。
His idea was good, but he got off on the wrong foot when he started doing it.

5.口才 the gift of gab
我几乎没见过像莉莉这样有口才的女孩子。
Seldom have I met a girl who's had such a gift of gab like Lee Lee's.

6.还嫩点儿 still wet behind the ears
想陷害我？你还嫩点儿
Attempt to do me in? You are still wet behind the ears.

7.糊涂虫 a nitwit
你真是个糊涂虫，怎么能当他的面讲他女朋友的坏话那？
You're a real nitwit. Why should you badmouth his girlfriend in his face?

8.饭量小 eat like a bird
她的饭量特别小，有一小块面包就足够了。
She eats like a bird. A small piece of bread will be enough for her.