pin down中文什么意思

使受约束, 把...别住, 阻止, 压制, 使明确说明, 证实

阻止

• pin:    n. 1.别针，扣针，饰针；有别针的 ...
• down:     down3 n. 1.( ...
• pin-down:    (通过破坏敌方地面站实现的)迫坠〔迫 ...

例句与用法

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1. We were all pinned down by enemy fire .
   我们都被敌人的火力压制住了。
2. She is a difficult person to pin down .
   她这人行事、说话没个准儿。
3. He was pinned down by his attackers .
   袭击他的人把他按住了。
4. It was difficult for me to pin down the subject .
   对我来说，要弄清楚这个问题很困难。
5. The identity of each sex is not so easy to pin down .
   确定男女各自的特征并不那么容易。

英文释义

动词

1. define clearly; "I cannot narrow down the rules for this game"
   同义词：peg down, nail down, narrow down, narrow, specify
2. attach with or as if with a pin; "pin up a picture"
   同义词：pin up
3. place in a confining or embarrassing position; "He was trapped in a difficult situation"
   同义词：trap