travellers would also be hard to pin down.But despite the potential pitfalls of the procedure, Black...TRACKING the recent whereabouts of suspected criminals or uncovering their true origins comes down ……

. Please help me with it. Thanks a lot.–Cai XiaoboRoger says: It’s hard to pin down but seems popular ……

to pin down," Lee commented in the New York Times interview. "Maybe it can't be pinned down."Lust... to pin it down exactly. 这个问题有太多可能的答案。我很难作出确定的结论。 ……

, cheesecake, or baked apples and pears. Fun with creative beverages It’s hard to pin down a traditional.... This is why Thanksgiving is also called Turkey Day. While there is no hard evidence, it is believed ……

simply wrong. For example, "elude" is defined as a verb meaning "hard to pin down". No, seems to me that the definition needed there is "to avoid capture". "Hard to pin down" is the definition ……

Aerospace Centre DLR, it said. P6 （空中客车公司称，这一试验为德国航空航天中心（DLR）无线机舱集团开展的为期两年的研究划上了完美的句号。）2. pin down:确定某物，明确说明例句：Frequent travellers would also be hard to pin down. P7 (这项技术同样难以确定经常旅行的人曾经去过哪些地方。)3. pitfall:困难 ……

elusive of the four. As a god's pet, he's pretty hard to pin down. But 21st Century met him last night...NOBODY knows more about the Year of the Dog than a dog. 21st Century tracked down the world ……

which use pin as noun and verb:pin sb. down使某人做出承诺They tried to pin him down to a definite promise.他们...AT this summer’s Beijing Games spectators will have the opportunity to swap pin badges with other ……

KEEPING hold of your USB drive isn't always easy; in fact, as with mobile phones, it's hard..., it's a clothes pin too. ……

suddenly blew up? This new Desktop Grenade Lamp (手榴弹台灯)looks like it might! When you pull the pin... lamp, you pull the pin and it just turns the lamp on. Pretty cool idea, isn't it?The lamp sells ……

before I entered university," said Lin. "But I have worked hard to change my life. At least, I hope.... They come from disadvantaged families, whose parents are unable to give them a better life. So they pin ……

活用新闻短语，让你的英文生动起来。1. pin down: 确定，证实But it is difficult to pin down reasons for the suicide surge... them."(把账单别在一起以防丢失。)"pin"的过去和现在分词分别是"pinned"和"pinning"。We can't pin down the reason for her ……

, necklaces (项链) and bracelets (手镯). She puts them in her safe (保险柜). The safe is hard to open. She has to remember the pin (密码). But she always forgets it. Later she has an idea to help her remember ……

KEEPING hold of your USB drive isn’t always easy; in fact, as with mobile phones, it’s hard... is it a USB, but a clothes pin (衣服夹子) too. ……

(对手) lock their toes together and try to pin (压住) each other’s feet down. ……