葡氏压实锤,葡氏密实度测定针

趣味青春英语第95期:Needle and a haystack

Idiom: Needle and a haystack 大海捞针 Hit the book： Master As well as Mood Chemical Be stuck on Discover

发表于:2018-12-27 / 阅读(88) / 评论(0)

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044 The Darning Needle Long ago, there was a needle. She thought she was so delicate that she was appropriate only for embroidery. Hold me tight. I am so tiny that you can't find me if I fall on the floor. The needle shouted at the fingers. What an a

发表于:2018-12-31 / 阅读(184) / 评论(0)

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英语俚语天天说第63期:大海捞针needle in the haystack

释义： Stack：干草堆；Something that is extremely difficult to find. Anything that's on the verge of being impossible.很难找到的东西，也就是大海捞针；来源： Today, this phrase is typically said as It's like trying to find

发表于:2019-01-17 / 阅读(50) / 评论(0)

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VOA慢速英语20060403a

DEVELOPMENT REPORT - A Small Packet of Chemicals, a Big Effect on Dirty WaterBy Jill Moss Broadcast: Monday, April 03, 2006 I'm Steve Ember with the VOA Special English Development Report. Scientists

发表于:2019-01-30 / 阅读(29) / 评论(0)

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VOA慢速英语2010年-Health Report - Needle Injuries to Med

This is the VOA Special English Health Report. For medical students, real experience begins not in a classroom but at a teaching hospital. These doctors in training are supervised. But sometimes accidents happen and the students get injured. For exam

发表于:2019-01-31 / 阅读(77) / 评论(0)

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VOA标准英语2010年-Study: Needle Injuries Often Unreporte

A recent study found almost 60 percent of surgical residents admitted they had sustained needlestick injuries when they were medical students. Blunt tip needles, such as this one, are considered safer A recent study shows that medical students and ho

发表于:2019-02-05 / 阅读(50) / 评论(0)

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