[机] 聚偏二氯乙烯

[单词解析速记].JV447.(Yoke.and.Vapid)

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发表于:2018-12-04 / 阅读(126) / 评论(0)

单词解析速记

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(141) / 评论(0)

VOA标准英语2014年(六月)

常春藤解析英语【62】Five Minutes to Midnight

Five Minutes to Midnight 滴！答！滴！毁灭倒数计时 by Kevin Lustig The University of Chicago publishes the Bulletin of the Atomic Scientists, a magazine about topics related to nuclear technology. On the cover of every issue of the magazin

发表于:2018-12-08 / 阅读(125) / 评论(0)

常春藤解析英语

It's Not Easy Being a Kid!

It's Not Easy Being a Kid!－儿童英语故事三

发表于:2018-12-14 / 阅读(147) / 评论(0)

儿童英语故事三

【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(120) / 评论(0)

英语时差8，16

【一起闲话英语】去取身份证—Getting an ID card

Transcript: Admin worker: International Student ID card? Student: Yes, thats right. Admin worker: Have you got the form? Student: Yes, here it is. Admin worker: OK, lets see. Name Ahmed, surname Saeed, age 14, address ... (pause) ... oh, whats your a

发表于:2018-12-28 / 阅读(126) / 评论(0)

一起闲话英语-English Chitchat

[单词解析速记].JV517.(Vivid.and.Inane)

发表于:2018-12-30 / 阅读(111) / 评论(0)

单词解析速记

[单词解析速记].JV542.(Penchant.and.Intrepid)

发表于:2018-12-30 / 阅读(168) / 评论(0)

单词解析速记

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(137) / 评论(0)

2018年NPR美国国家公共电台11月

英语新词:这些id后缀单词你理解对了么?

英语新词:这些id后缀单词你理解对了么? afraid adj. 害怕的；恐怕；担心的。 devoid adj. 缺乏的；全无的。 flaccid adj. [医] 弛缓的；软弱的；无活力的。 florid adj. 绚丽的；气色好的。 fluid adj. 流动

发表于:2019-01-18 / 阅读(152) / 评论(0)

英文语法词汇

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(192) / 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(136) / 评论(0)

自然百科2009年

英语语法：42 Did I Tweet or Did I Twitter?

Grammar Girl here. Today I have exciting language news from the new 2009 AP Stylebook. Last week the Associated Press released the updated 2009 edition of its famous AP Stylebook. This is the language rule book used by all the journalists in the Asso

发表于:2019-01-22 / 阅读(116) / 评论(0)

英语语法 Grammar Girl

the Perseid meteor shower

77 流星雨成因探索 Date=8-2-01 Ttle=science report - the Perseid meteor shower Bline=Mario Ritter （Start at 59

发表于:2019-01-30 / 阅读(132) / 评论(0)

科技之光

A Midshipman

One of my fellow midshipmen at the U. S. Naval Academy was performing poorly in class and reported to his company officer for counseling., Your marks are deplorable! the officer scolded. Is there a problem-that has kept you from studies?No, sir, the

发表于:2019-02-03 / 阅读(149) / 评论(0)

趣味英语

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(133) / 评论(0)

地道美语播客

China reviews anti-dumping measures on Japanese chloroprene rubber

BEIJING, Aug. 8 (Xinhua) -- China on Wednesday started to review anti-dumping measures it imposed on chloroprene rubber imported from a Japanese company, the Ministry of Commerce said. The move came after the ministry received complaints that Japan E

发表于:2019-02-05 / 阅读(191) / 评论(0)

英语新闻

China's new Internet ID policy triggers online discussion

BEIJING, Jan. 3 (Xinhua) -- A policy that requires users to use their real names when registering for Internet access has triggered heated discussion, with some for and some against it. On Dec. 28, China's top legislature passed rules on protecting o

发表于:2019-02-08 / 阅读(178) / 评论(0)

英语新闻

10 Benefits of Rising Early, and How to Do It

10 Benefits of Rising Early, and How to Do It Recently, reader Rob asked me about my habit of waking at 4:30 a.m. each day, and asked me to write about the health benefits of rising early, which I thought was an excellent question. Unfortunately, the

发表于:2019-02-18 / 阅读(311) / 评论(0)

阅读空间

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(230) / 评论(0)

《海底两万里》中英双语有声读物

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alpha mummy

amplitude-time conversion