水汽通量

英语听力：自然百科旱灾的成因与影响

旱灾的成因与影响 Its signs are subtle and slow: the earth dries; water levels fall; the rains do not come; and the land is gripped by drought. At its most basic, a drought occurs when more water is used than isreplenished. It is a balance bet

发表于:2018-12-26 / 阅读(80) / 评论(0)

自然百科2016年

SSS 2009-05-07

Rainforests exist because it rains a lot and that makes forests grow, right? Well, not so fast. What if its not the rain that makes the forests? What if its the forests that actually generate the rain? That is the contention of a paper in BioScience

发表于:2019-01-08 / 阅读(63) / 评论(0)

Scientific American(五)月

英文歌曲:预见未来：Jonas Brothers - Year 3000

预见未来：Jonas Brothers - Year 3000 Jonas Brothers One day when I came home at lunchtime, I heard a funny noise. Went out to the back yard to find out if it was, One of those rowdy boys. Stood there with my neighbor called Peter, And a Flux Cap

发表于:2019-01-10 / 阅读(38) / 评论(0)

好听的英文歌曲

Vast water vapor beyond solar system found

BEIJING, Oct. 21 (Xinhuanet) -- A team of European researchers announced that they have found vast water vapor out of our solar system, according to a study in the U.S. journal Science Friday. Using Herschel Space Observatory, a European Space Agency

发表于:2019-02-09 / 阅读(63) / 评论(0)

英语新闻

英语小达人 299 What the Student Say in Science Classes

What the Student Say in Science Classes 自然科学课上学生们都说了什么 The following quotations were gleaned from classroom discussions in 5th and 6th grade science classes. 下面的这些话都是从五六年级的自然科学课的课堂

发表于:2019-02-17 / 阅读(42) / 评论(0)

英语小达人

万物简史第386期:浩瀚的海洋(5)

There are 320 million cubic miles of water on Earth and that is all we're ever going to get. 地球上有13亿立方公里水，这是全部。 The system is closed: practically speaking, nothing can be added or subtracted. 系统已经关闭，说得明

发表于:2019-02-25 / 阅读(57) / 评论(0)

万物简史

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学英语单词

arbor vitae cerebelli

at the expense of sth

azurine

C.R.I.

Camellia mongshanica