洗水泵，冲洗水泵

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(64) / 评论(0)

Scientific American(五)月

PBS高端访谈:水利突发事件备受关注

JUDY WOODRUFF: A few drips of good news greeted residents of West Virginia today, but the fallout from last weeks chemical spill is far from over. There's finally relief for some of the 300,000 West Virginians who've been unable to drink, cook or eve

发表于:2019-01-27 / 阅读(30) / 评论(0)

PBS访谈健康系列

咱们裸熊第56期:最精彩的对话

Um...So, do you guys like any podcasts? 呃...你们有什么喜欢的网络播客吗？ All right, boys. Anything else you need? 好了，兄弟们，还需要什么吗？ Nope. All good here. Good night, buddy. 没有。都挺好的。晚安啦，兄

发表于:2019-02-19 / 阅读(53) / 评论(0)

咱们裸熊

英语听力精选进阶版 6359

One of the worlds richest men has taken a close interest in one of mans most basic functions: visiting the toilet. Bill Gatess charitable organisation, the Bill and Melinda Gates Foundation, is looking for inventors to design the loo of the future, w

发表于:2019-02-21 / 阅读(45) / 评论(0)

英语听力精选进阶版

英语听力—环球英语 1128 First Aid: Burns

Voice 1 Welcome to Spotlight. Im Joshua Leo. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 Imagine this situation. You are at

发表于:2019-02-21 / 阅读(53) / 评论(0)

环球英语 Spotlight

英语听力—环球英语 1493 First Aid: Burns

发表于:2019-03-15 / 阅读(184) / 评论(0)

环球英语 Spotlight

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ad hoc resources

airborne profile

albugineous

anisotropic hypofine coupling constant

annealed-in-process wire

aproximately

arm's length sale

attached clause

automorphic function field

beetle mite

bilong