pin down
- 确定;证实;迫使…作出决定（或明确表态）
pin downpin down
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1
PHRASAL VERB 确定；证实
If you try to pin something down, you try to discover exactly what, where, or when it is.It has taken until now to pin down its exact location...
直到现在才确定了它的准确位置。
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2
PHRASAL VERB 迫使…作出决定（或明确表态）
If you pin someone down, you force them to make a decision or to tell you what their decision is, when they have been trying to avoid doing this.She couldn't pin him down to a date...
她没有办法强迫他答应约会。
verb
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1
- define clearly
- I cannot narrow down the rules for this game
- Synonym: peg down nail down narrow down narrow specify
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2
- attach with or as if with a pin
- pin up a picture
- Synonym: pin up
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3
- place in a confining or embarrassing position
- He was trapped in a difficult situation
- Synonym: trap
数据来源：WordNet
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It has taken until now to pin down its exact location
直到现在才确定了它的准确位置。
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But we have got now to pin down specific plans and specific implications for jobs .
但是我们现在必须确定详细计划并预计其对工作岗位产生的具体影响。
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He was sure he would pin down the enemy between two firing lines .
他确信自己能够把敌人压制在两条火力线间。
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If we cannot pin down exactly what we are supposed to be managing , how can we manage it ?
如果我们都不能确切地知道自己该管理什么，那又怎么去管理呢？
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The task of their regiment was to pin down one of the flanks of the invading army .
他们团的任务是牵制侵略军的侧翼。
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We should use our secondary forces to pin down several enemy columns .
我们应该用助攻部队来牵制住敌人的几个纵队。
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If you could try and pin down where you were .
如果我能确定你到底在哪儿。
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Culture is a difficult concept to pin down .
文化是一个非常难讲清楚的概念。
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Reality , these days , is hard to pin down .
这些日子的现实情况让人摸不着头脑。
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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。
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Yet this number is hard to pin down .
但这个数字很难弄清楚。
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The cause of the disease is difficult to pin down precisely .
病因目前还难于解释清楚。
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He is a difficult man to pin down .
他是个不易就范的人。
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I know there 's something wrong but it 's hard to pin down .
我知道有点不对头，可是很难证实。
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She 's a difficult person to pin down .
她这人行事、说话没个准儿。
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Without metaphor , love would be notoriously difficult to pin down .
没有隐喻人类将无法准确美妙地表达爱情。
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It has taken until now to pin down its exact location .
一直到现在才确定了它的准确位置。
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Officials are trying to pin down the cause of widespread power cuts .
官员们正在设法确定大面积停电的原因。
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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。
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We are trying to pin down his speech .
我们正努力准确说明他的讲话。
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To pin down the size of an orbital , we take a contour surface .
为束缚住轨道的大小，我们取一等值面。
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It is difficult to pin down the exact meaning of this verb .
很难确切解释这个动词的意思。
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But it took up to now to witness the process in action and pin down the mechanism .
但直到今天才能亲眼目击这一过程并阐明它的机制。
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The police tried to pin down the blame for the fire in the school .
警察设法把学校失火的责任搞清楚。
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The Boy had to pin down the dog to wash him .
这男孩必须扣牢这只狗帮它洗澡。
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He 's really difficult to pin down & you 'll have to be persistent .
让他明确表态很难&你必须坚持。
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As with any evolving art form , trying to pin down the rules is impossible .
如同任何不断发展的艺术形式，舞蹈没有一成不变的规则。
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Other after-effects may be equally hard to pin down .
其他后果可能也同样难以确切说明。
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Other causes are harder to pin down .
其它原因就很难下定论了。
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Yet this is unlikely , because the online giant will be hard to pin down .
然而这不大可能，因为谷歌这个网络巨人很难被扳倒。