单词:argon Z-pinch laser
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By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
BBC Learning English 6 Minute English Jargon Busters Yvonne: Hello, this is '6 minute English' - I'm Yvonne Archer William: And I'm William Kremer. Hello! Yvonne: Thanks for joining me, William! Now today, we're going to do a bit of glossing, play i
penny-pincher cheapskate 有些人花钱很小心。花钱小心是很明智的,但是,要是一个人太过份了,把钱看作是生活中最重要的东西,那他和他周围的人就会产生
今天我们要学的词是pinch。 Pinch, 是紧缺,困难的意思。美国食品价格的上涨,对很多家庭的日常开支造成了影响。 Many families are feeling the pinch of food prices, 国际原油价格的攀升已经体现在了汽
我们今天要学的习惯用语都围绕一个中心词汇:penny。Penny是分币。在英美等国的 钱币中penny价值最低。如今你几乎想不出一个penny能买到什么东西,所以有人甚至 提议不必再铸造penny了,然而
In a pinch的意思是“必要时、在紧要关头”,有人说它起源于淘金热(gold rush),也有人认为这种说法并不可靠。那它究竟起源于何处呢? 关于in a pinch起源