1.a big shot = an important person 大腕儿，大亨
2. a breath of fresh air 使人耳目一新的人
3. Achilles'heel 致命弱点;个性的瑕疵
4. be all ears 洗耳恭听
5. be all eyes 目不转睛
6. a wet blanket 讨人嫌的人
7. chip in = contribute money 捐献，集资
8. sell like hot cakes = sell very well or very quickly 畅销
9. get butterflies in one's stomach = get nervous 紧张不安
10. two thumbs up 举双手赞成
11. be the apple of one's eye = be very precious to sb. 非常珍贵
12. pull one's leg = tease someone 开某人玩笑
13. break one's back 辛勤工作
14. twenty-four seven = 24 hours a day, 7 days a week = all the time永远，一直