铀系

uranium family的用法和样例：

例句

It proved that the airproof ability of standard sources prepared is fine for measuring the radioactivity of uranium series nuclide fully.证明制备的镭标准源密封性也非常好，完全能满足测量铀系核素的要求。

流行美语第140课 - boonies / country bumpkin

Larry和李华两人正开着车，准备到乡下的一个农场去骑马。今天李华会学到两个常用语：boonies和country bumpkin. (Car driving on country road) LH: Larry，我们要去的那

发表于:2019-01-08 / 阅读(77) / 评论(0)

美国之音《流行美语》

英语杂谈：49 Ties,ties,ties

For fans of fashionable neckwear for men, what's old is new again. Now Mo Rocca who follows these matters has his own ideas about that. Way back in the 1990s, freedom was ringing everywhere. Women were making huge inroads in the workplace. As for men

发表于:2019-01-09 / 阅读(80) / 评论(0)

英语杂谈

旅馆英语对话-More Amenities(1)

A: I'd like to request some more amenities. B: Amenities? What do you mean by amenities, sir? A: Well, the free stuff! You know: the soap, lotion, shampoo, etc. B: I see. Sir, if I may ask: Have you used up all the amenities in your room? A: Not at a

发表于:2019-01-15 / 阅读(52) / 评论(0)

英语情景对话-旅馆

创新 Creativities

I love to see the TV show about choosing the people in singing, many years ago, when I was in high school, I would open the TV and saw the live show, many young girls were singing to fulfill their dreams, I liked to see their trying. Today, there are

发表于:2019-01-20 / 阅读(55) / 评论(0)

英语作文

【英语原版童书】Rosies Walk

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! Thank you！

发表于:2019-01-22 / 阅读(64) / 评论(0)

英语原版童书

Up in Annies room 鬼才知道

你一边聚精会神做功课，室友一旁翻箱倒柜找东西，烦不?这倒也罢，要命的是他还唠唠叨叨问东问西：见我钱包没?我的手表在哪儿? 晕！没好气回他一句：鬼才知道呢！对了，咱们今天就是要

发表于:2019-02-06 / 阅读(46) / 评论(0)

实用英语

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account on transfer transactions

alcoholism abuses

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alkaline cell

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as old as Methuselah

automatic data processing software

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bangerter