[机] 绝对温标

新东方背诵文选 L50. Cells and Temperature

Cells cannot remain alive outside certain limits of temperature and much narrower limits mark the boundaries of effective functioning. Enzyme systems of mammals and birds are most efficient only withi

发表于:2018-12-01 / 阅读(220) / 评论(0)

新东方背诵文选

Lesson 30

新东方赵丽词汇课堂Lesson 30听力下载

发表于:2018-12-15 / 阅读(180) / 评论(0)

新东方赵丽词汇课堂

4+1听力口语MP3-语音 21

Part One 听辨练习 A. 词辨音 Listen, circle the corresponding number if you hear /???in the word. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. B. 短语辨音 Write down the words you hear on the tape, then f

发表于:2018-12-24 / 阅读(50) / 评论(0)

4+1听力口语MP3

英文笑话：An Absolute Zero 零分

Student: I don't think I deserve an absolute zero. Professor: Neither do I, but it is the lowest mark that I am allowed to give. 学生：我认为我不应该得零分。教授：我也这么认为，但这是允许我打的最低分数。

发表于:2019-01-02 / 阅读(78) / 评论(0)

英文笑话

Stupid?

One day a college professor of Psychology was greeting his new college class. He stood up in front of the class and said,Would everyone who thinks he or she is stupid please stand up?After a minute or so of silence, a young man stood up. Well, good m

发表于:2019-01-07 / 阅读(79) / 评论(0)

趣味英语

SSS 2009-02-10

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Heres a novel potential public health measure against the flukick up the humidity. The cold, dry months of winter signal the start of flu season. But previous resear

发表于:2019-01-08 / 阅读(96) / 评论(0)

Scientific American(二)月

SSS 2010-03-11

Think arranged marriages are loveless? Not so, says psychologist Robert Epstein, a contributing editor for Scientific American MIND magazine. He spoke March 10 at the 92nd Street Ys Tribeca site in New York City: And theres even a study published in

发表于:2019-01-08 / 阅读(91) / 评论(0)

Scientific American(三)月

与美国小学生一起学英文第8册第5期:摄氏度

Celsius 摄氏度 How cold is it outside? 外边多冷？ There are two different temperature scales. 有两种不同的温标可以衡量。 There are celsius and fahrenheit. 它们是摄氏度和华氏度。 Who invented celsius? 谁发明的摄氏度

发表于:2019-01-10 / 阅读(88) / 评论(0)

与美国小学生一起学英文第8册

英语杂谈：101 Temperature-sensitive genes

Some bacteria have adapted to super cold environments for millions of years. And scientists have isolated some of the essential genes that allow bacteria to tolerate their harsh living conditionsbecause these same genes might help in the creation of

发表于:2019-01-11 / 阅读(107) / 评论(0)

英语杂谈

VOA标准英语2012--Small-Scale Irrigation Nets Large-Scale Payoff

Small-Scale Irrigation Nets Large-Scale Payoff A new study shows small-scale irrigation systems could boost farmers incomes by billions of dollars in sub-Saharan Africa and South Asia. The research was discussed at the World Water Week conference in

发表于:2019-01-13 / 阅读(118) / 评论(0)

VOA标准英语2012年(八月)

英语学习乐园：I must go to...

(1) T：Look at number 120. Have you got any?你有吗？ S： Ineed a lot of cheese. I haven't got much.我需要一些奶酪，我没有多少了。 (2) T： Look at Number 438. Has he got any?他有吗？ S： Heneeds a lot of envelopes. He hasn't

发表于:2019-01-23 / 阅读(82) / 评论(0)

英语学习乐园

学个词 Learn a Word-VOA英语教学 3036 full scale

今天我们要学的词是full-scale. Full-scale 全面的。The Trump administration announced new tariffs on China, a move that could escalate into a full-scale trade war. 川普政府宣布对中国实施新关税，此举可能会升级为全面贸

发表于:2019-01-26 / 阅读(74) / 评论(0)

英语单词荟萃

含金量高的英语哲理名言【下】

10. East or west, home is best. 东好西好，还是家里最好。 11. Two heads are better than one. 三个臭皮匠，顶个诸葛亮。 12. Good company on the road is the shortest cut. 行路有良伴就是捷径。 13. Constant dropping wears

发表于:2019-02-02 / 阅读(105) / 评论(0)

励志英语

学个词Learn a Word 第1700-large-scale

今天我们要学的词是 large-scale。Large-scale 大规模的。The police busted a large-scale drug-trafficking ring. 警察捕获了一个大型毒品走私集团。Russia said that it is not planning a large-scale evacuation of its citizens l

发表于:2019-02-07 / 阅读(111) / 评论(0)

英语单词荟萃

Israeli researcher develops nano-scale gyroscope

JERUSALEM, May 8 (Xinhua) -- Israeli researcher Jacob (Koby) Scheuer, from the Tel Aviv University (TAU) School of Electrical Engineering, has developed a nano-scale gyroscope, the Ha'aretz daily reported Sunday. Scheuer developed a new optic-fiber n

发表于:2019-02-08 / 阅读(72) / 评论(0)

英语新闻

学个词 Learn a Word-VOA英语教学 2958 large scale

今天我们要学的词是 large-scale. Large-scale 形容词，大规模的。South Korea and the United States kicked off large-scale joint aerial drills on Monday. 韩国和美国星期一开始举行大规模联合空中演习。General Motors C

发表于:2019-02-16 / 阅读(83) / 评论(0)

英语单词荟萃

怎样写好英语句子（二）

一、＂There be＂结构考生病句： 1. There are many people like to go to the movies. 2. There are different kinds of vegetables can be bought on the market by people. 正确表达： 1. There are many people who like to go to the movies. 2.

发表于:2019-02-18 / 阅读(43) / 评论(0)

实用英语

托福写作范文举例

Some students prefer to study alone. Others prefer to study with a group of students. Which do you prefer? Use specific reasons and examples to support your answer. Study habits are a very individual thing. Some people like to study alone, while othe

发表于:2019-02-19 / 阅读(56) / 评论(0)

托福英语

简简单单让你变的快乐起来

While explaining stress management to an audience, the lecturer raised a glass of water and asked 'How heavy is this glass of water?' Answers called out ranged from 20g to 500g. 当向听众解释压力管理的时候，讲师拿起一杯水问道：这

发表于:2019-02-21 / 阅读(65) / 评论(0)

阅读空间

经典英语谚语

1． Pain past is pleasure. 过去的痛苦就是快乐。 2． Wisdom in the mind is better than money in the hand. 脑中有知识，胜过手中有金钱。 3． Nothing is impossible for a willing heart. 心之所愿，无所不成。 4． All th

发表于:2019-02-25 / 阅读(75) / 评论(0)

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学英语单词

4-HPA

advanced reentry program

adventure games

Agrimonia eupatoria

air-borne electromagnetic prospecting