thumb /θʌm/ CET4 TEM4 ( thumbing, thumbed, thumbs )

• 1. 

  N-COUNT Your hand has four fingers and one thumb. 大拇指

  例：

  She bit the tip of her left thumb, not looking at me.

  她咬着左手的大拇指头，也不看我。

• 2. 

  V-T If you thumb a lift or thumb a ride, you stand by the side of the road holding out your thumb until a driver stops and gives you a lift. (站在公路边) 竖起大拇指请求 (搭便车)

  例：

  It may interest you to know that a boy answering Rory's description thumbed a ride to San Antonio.

  可能让你感兴趣的是，有个和罗里描述相符的男孩竖起大拇指请求搭便车到圣安东尼奥。

• 3. 

  PHRASE If you are under someone's thumb, you are under their control, or very heavily influenced by them. 在…的控制下; 深受…的影响

  例：

  I cannot tell you what pain I feel when I see how much my mother is under my father's thumb.

  我无法向你形容，当我看到母亲完全在父亲的控制之下时我有多么痛苦。

• 4. 

  green fingers →see green

• 5. 

  rule of thumb →see rule