[化] 磷酸三钠

SSS 2010-03-26

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(78) / 评论(0)

Scientific American(三)月

8种被误认为素食的食物，你吃的真的是素吗?

8 Foods You'll Be Surprised To Learn Aret't Always Vegan 8种常被误认为素食的食物 We live in a very vegan-friendly food world these days. Even Ben Jerry's has put out a couple of vegan flavors. Unfortunately, not all foods are so nice. 近来

发表于:2019-01-03 / 阅读(109) / 评论(0)

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A Bad Impression

My husband and I are both writers. During dinner conversations, we often tell our children about our working days. It wasn't clear how much they absorbed until one day I overheard my seven-year- old, Lucy, cry out in frustration at her five-year-old

发表于:2019-01-07 / 阅读(66) / 评论(0)

趣味英语

学个词Learn a Word 第1345期 absorb

今天我们要学的词是absorb。Absorb, 吸收，吸纳。最新调查显示，美国明年的保险费用可能要上涨5.4%。 Due to the current economic condition, most companies say it's too much for them to absorb, 鉴于目前经济形势的

发表于:2019-01-20 / 阅读(52) / 评论(0)

英语单词荟萃

语法精讲：从take off谈起

take off短语是学生学习英语时经常接触的短语。在高三课本第十六单元的Reading部分中，出现了下面的句子。 David's career took off almost immediately when he was part of the Manchester United's Youth Team that won t

发表于:2019-02-13 / 阅读(41) / 评论(0)

英文语法词汇

China steps up probe into contaminated drug capsules

BEIJING, April 21 (Xinhua) -- More inspection teams have been sent to investigate the incident of contaminated drug capsules and find out those held responsible, said the State Food and Drug Administration (SFDA) Saturday. Inspection teams from sever

发表于:2019-02-17 / 阅读(60) / 评论(0)

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单词：sodium phosphate,tertiary

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