[=acetyl-L-tyrosine ethyl ester]乙酰-L-酷氨酸乙酯

NPR 2009-12-11

From NPR News in Washington, I'm Carol Van Dam. President Obama accepted his Nobel Prize today, acknowledging the irony of a war president accepting a prize for peace. NPR's Mara Liasson reports. The president gave the kind of speech that no one on t

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2009年NPR美国国家公共电台12月

VOA慢速英语2009-Health Report - Laying the Roots for Healthy Tee

This is the VOA Special English Health Report. Bad teeth can be painful -- and worse. They can even be deadly. Infections of the gums and teeth can release bacteria into the blood system. Those bacteria can increase the chances of a heart attack or

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VOA慢速英语2009年（三）月

英语情景对话：Absentee Ballot(3)

A: Do you plan on voting this Tuesday? B: Yes. What about you? A: I already voted. B: What do you mean you already voted? A: I had to mail in an absentee ballot. B: Whyd you have to do that? A: Im not going to be able to vote this Tuesday. B: Why is

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英语情景对话-选举

英语情景对话：Absentee Ballot(1)

A: Are you going to vote on Tuesday? B: Of course. How about you? A: Ive already voted. B: Hows that? A: I sent in an absentee ballot. B: Why? A: I wont be able to vote on Tuesday. B: Why not? A: I have to work. B: Why dont you go to work late? A: I

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英语情景对话-选举

经典英文歌曲：打榜热歌 Dizzee Rascal - Dirtee Disco

打榜热歌：Dizzee Rascal - Dirtee Disco Dizzee Rascal小时候是标准的不良少年，当然最后是音乐改变了他，很老套的桥段。03年身为新人的他一举拿下英国水星奖，惊艳乐坛众人。去年在全英音乐大奖上

发表于:2019-02-11 / 阅读(55) / 评论(0)

经典英文歌曲

英文歌曲天天唱：Dark Horse - Katy Perry&Tee

I knew you were You were gonna come to me And here you are But you better choose carefully 'Cause I'm capable of anything Of anything and everything Make me your Aphrodite，make me your one and only But don't make me your enemy, your enemy, your ene

发表于:2019-02-20 / 阅读(39) / 评论(0)

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学英语单词

4-fluoro-2-nitroanisole

Abutilon avicennae Gaertn.

births and deaths registration