7-磷酸景天庚(酮)糖

英语语法：95 Used to Versus Use to

Grammar Girl here. About a month ago I answered a bunch of short listener questions, and I promised I'd answer a few more short ones soon. Well, today's the day! Use to Versus Used to Hi, Grammar Girl. This is Barrett in Nantucket on Nantucket Island

发表于:2019-01-02 / 阅读(97) / 评论(0)

英语语法 Grammar Girl

专业术语—口腔生理学术语P2(英文详解)

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(59) / 评论(0)

医务英语

<词海拾贝>Don't Cut OYff your NTose To Spite Your Face

Don't cut off your nose to spite your face是一项警告：不要因为愤怒冲动行事，用伤害自己的方式来复仇。打个比方说，如果你因为太痛恨电视节目里的某个政客而

发表于:2019-01-06 / 阅读(54) / 评论(0)

英文语法词汇

SSS 2009-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(78) / 评论(0)

Scientific American(四)月

英文原版对话1000个:767 Used Computer

Todd: Hey, Mark, I heard that you might be interested in buying a computer. Mark: That's right. Yeah, I'm interested in buying a Mac computer because I've never used Mac before. Todd: Well, that is actually perfect because I have two MacIntosh laptop

发表于:2019-01-11 / 阅读(64) / 评论(0)

原版英语对话1000个

2006年VOA标准英语-New Dance Fad Poised to Make Major Step Off

By Doug Levine Washington 14 October 2006 A new dance craze that's been popping up in cities across the U.S. is poised for a major takeoff. Make that a major step off. A team of New York music producers are making big strides in the evolution of ste

发表于:2019-02-05 / 阅读(102) / 评论(0)

2006年VOA标准英语（十月）

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air springs

APTS (automatic picture transmission system)

aspherical cylinder lenses