be all fingers and thumbs

1. 笨手笨脚
   I'm all fingers and thumbs this morning.

   今天上午我笨手笨脚老是出差错。

burn one's fingers

1. 因愚蠢行为而吃苦头
   Mind your own business, or you'll burn your fingers.

   少管闲事，要不然你会吃苦头的。

have a finger in every pie

1. 多管闲事
   She likes to have a finger in every pie.

   她爱多管闲事。

have green fingers

1. 擅长园艺
   I never have green fingers.

   我向来不擅长种花莳草。

keep/have one's fingers crossed

1. 祈求好运
   I'll keep my fingers crossed for you.

   我将为你祝福。

lay/put a finger on

1. 触碰
   The father wouldn't lay a finger on the children.

   那父亲不动孩子们一根毫毛。

lay/put one's finger on

1. 确切地指出
   I can't quite lay my finger on what's wrong with the engine.

   我不能确切地说出引擎的毛病。

lift/raise a finger

1. 尽举手之劳
   He was the only one who lifted a finger to save the children.

   他是唯一出力帮助孩子们的人。

pull one's finger out

1. 开始认真工作
   They didn't pull their finger out until the day before the exam.

   直到考试前一天他们才开始用功。

slip through one's fingers

1. 错过
   She let the chance slip through her fingers.

   她坐失良机。

snap one's fingers

1. 捻手指（表示轻蔑或不在乎）
   The drunk snapped his fingers for a waiter.

   那醉汉捻手指招呼侍者。

twist sb. (a)round one's (little) finger

1. 任意摆布某人
   She twists the young man around her little finger.

   她任意摆布那个小伙子。

work one's fingers to the bone

1. 不停地做
   They worked their fingers to the bone trying to get the house painted before dark.

   他们不停地做，想在天黑之前把房子漆完。

• be all fingers and thumbs
  Brit. informal be clumsy.
• pull one's finger out
  Brit. informal cease prevaricating and start to act.
• get one's fingers burned (or burnt) (or burn one's fingers)
  suffer unpleasant consequences as a result of one's actions.
• give someone the finger
  N. Amer. informal make a gesture with the middle finger raised as an obscene sign of contempt.
• have a finger in the pie
  be involved in a matter.
• have (or keep) one's finger on the pulse
  be aware of the latest trends.
• lay a finger on
  touch (someone), especially with the intention of harming them.
• put the finger on
  informal inform on.
• put one's finger on
  identify (something) exactly.
• snap (or click) one's fingers
  make a sharp clicking sound by bending the last joint of the middle finger against the thumb and suddenly releasing it.