氯乙烯法兰

VOA标准英语2014--新的太阳能电池减少生产中对环境的危害

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(131) / 评论(0)

VOA标准英语2014年(六月)

【英语时差8,16】回收塑料

Recycling Plastics When plastic containers are recycled, they are first cleaned, then ground into tiny pellets and put into a flotation tank. This separates out the various plastic resins from other waste material. Once they are separated out, the pl

发表于:2018-12-27 / 阅读(113) / 评论(0)

英语时差8，16

美国学生历史第132期:1830年美国的人口(3)

At the same time it would benefit the farmers of those regions by bringing their produce to tide water cheaper than it could be brought by road through Pennsylvania. 同时，这条河还将让住在这个地区的农民收益--他们通过这条运河

发表于:2018-12-28 / 阅读(95) / 评论(0)

美国学生历史

玩转商务英语900句第68期:计划有变

How is the preparation for the fair? 展销会准备得怎么样了？ How is the preparation for the fair? 展销会准备得怎么样了？ Everything is under control. 一切尽在掌握中。 There's going to be a flange in plans. 计戈有变。

发表于:2018-12-31 / 阅读(105) / 评论(0)

玩转商务英语900句

机械类词汇大全-7

253 、牙板扳手；丝模扳手 dieholder(stock) 254 、牙板螺帽 dienuts 255 、牛皮胶；动物胶 animalglue 256 、牛油纸 tracingpaper 257 、牛顿运动定律 Newton'slawsofmotio

发表于:2019-01-03 / 阅读(133) / 评论(0)

英文名句短语

美国国家公共电台 NPR Retailers Plan To Clear Deadly Paint Removers From Shelves, As EPA Delays Ban

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(123) / 评论(0)

2018年NPR美国国家公共电台11月

科学美国人60秒 SSS 2016-1-1

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(177) / 评论(0)

2016年Scientific American(一)月

英语听力：自然百科为什么海水是咸的？

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(122) / 评论(0)

自然百科2009年

【小龟乐游记】罪恶都市（38）

文本： CAM: Damn! It's a Flange 9000! This could take hours to _(1)_, Or five minutes if you could find the manager. TOMMY: I'll go find where he's __(2)__.

发表于:2019-01-23 / 阅读(121) / 评论(0)

小龟乐游记英语短文

ESL Podcast 390 – Dietary Restrictions and Preferences

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(121) / 评论(0)

地道美语播客

英语听书《海底两万里》第170期第12章一切都用电(3)

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。

发表于:2019-02-25 / 阅读(207) / 评论(0)

《海底两万里》中英双语有声读物

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