[化] 低分子聚合物

《神奇树屋》第四十一册 Moonlight on the Magic Flute 02 Put On YourWig!

Jack opened his eyes. He looked down at hisclothes. He was wearing a blue velvet coat, a longvest, and knee-length pants. His shoes were blackwith shiny buckles. Jack looked up at Annie and burst out laughing. Her pigtails had changed into thick, cig

发表于:2018-12-10 / 阅读(110) / 评论(0)

汪培珽儿童英文分级书单《神奇树屋》

SSS 2011-04-20

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(137) / 评论(0)

Scientific American(四)月

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(167) / 评论(0)

Scientific American(三)月

SSS 2010-01-19

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(145) / 评论(0)

Scientific American(一)月

60秒科学:冬暖夏凉的屋顶

Lowering the Ceiling on Roof Energy Losses 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 traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(151) / 评论(0)

60秒科学

SSS 2008-09-01

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(191) / 评论(0)

Scientific American(九)月

SSS 2011-02-07

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(154) / 评论(0)

Scientific American(二)月

SSS 2011-04-06

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(208) / 评论(0)

Scientific American(四)月

VOA慢速英语--研究人员研发完全可降解轮胎

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(117) / 评论(0)

2016年VOA慢速英语(九)月

VOA标准英语2016--“智能”绷带有助更快治愈伤口

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(222) / 评论(0)

VOA标准英语2016年(二月)

美国国家公共电台 NPR Director Greta Gerwig On The Parallels Between Her Life And 'Lady Bird'

ARI SHAPIRO, HOST: Among the Oscar nominees for best picture, Lady Bird stands out not just because it's directed by a woman, the actress Greta Gerwig - also because compared to the others - Dunkirk, Get Out or Shape Of Water - its story is deceptive

发表于:2019-01-16 / 阅读(120) / 评论(0)

2018年NPR美国国家公共电台2月

A Picture Reader系列十二 King Big Wig 06

Sorry,thereisnottexttemporarily,Pleasehelptingroomtolookforit! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得10到30积分的奖励! 汪培珽分级书单（MP3+绘本） TOP50初级英文绘本

发表于:2019-01-28 / 阅读(118) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

A Picture Reader系列十二 King Big Wig

图片1 图片2 图片3 图片4 图片5 图片6

发表于:2019-01-28 / 阅读(126) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

A Picture Reader系列十二 King Big Wig 02

发表于:2019-01-28 / 阅读(106) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

A Picture Reader系列十二 King Big Wig 03

发表于:2019-01-28 / 阅读(120) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

A Picture Reader系列十二 King Big Wig 04

发表于:2019-01-28 / 阅读(128) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

A Picture Reader系列十二 King Big Wig 05

发表于:2019-01-28 / 阅读(121) / 评论(0)

汪培珽分级书单（一）A Picture Reader系列

美国俚语:行为举止或衣着貌似黑人的白人 wigga

White (Caucasian)+Nigga (Nigger)= wigga，wigga是指行为举止或衣着貌似黑人的白人。例句： Eminem is considered to some African Americans as a wigga. Although some accept him because of his lyrical talent. 艾米阿姆被一些非洲裔

发表于:2019-02-09 / 阅读(128) / 评论(0)

美国俚语

英文歌曲:How Low

How Low [Hook] How low can you go? [8x] [Ludacris] Luda! She could go lower than i ever really thought she could, Face down, ass up! The top of your booty jiggling out your jeans, Baby pull your pants up, I like it when i see you do it, Better then i

发表于:2019-02-18 / 阅读(190) / 评论(0)

好听的英文歌曲

英语歌曲:Low

Low [Chorus:] Shawty had them Apple Bottom Jeans [Jeans] Boots with the fur [With the fur] The whole club was lookin at her She hit the flo [She hit the flo] Next thing you know Shawty got low low low low low low low low Them baggy sweat pants And th

发表于:2019-02-18 / 阅读(166) / 评论(0)

好听的英文歌曲

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

Actinostemma tenerum

additional plan of wage fund

algol 58

anchorage-tension station

anterior cranial fossa

anxious

arid soil

Armatocereus

asperdaphne peradmirabilis

attachment link

audio-communication