[化] 一硫化铬; 硫化亚铬

奥运28大项第47课 Synchronized Swimming 花样游泳 01

北京奥运28大项参与，竞争，分享，进步 Synchronized Swimming 花样游泳英文原文 The events of Synchronized Swimming are Solos, Duets, Teams and Free Combination. Competitors in Synchronized Swimming younger than fifteen (15) years of age (on December

发表于:2018-12-05 / 阅读(167) / 评论(0)

奥运28大项比赛

CNN 2009-11-25

I couldn't get over this mess. The federal government is confirming what Joan Glickman of Pompano Beach, Florida suspected all along. Tainted drywall from China is giving off a harmful gas that's turning her air-conditioning wiring black, causing it

发表于:2018-12-20 / 阅读(114) / 评论(0)

cnn2009年(十一)月

奥运28大项第48课 Synchronized Swimming花样游泳 02

北京奥运28大项参与，竞争，分享，进步 Synchronized Swimming 花样游泳 MUSIC ACCOMPANIMENTS 音乐伴奏英文原文 The Sound Centre Manager shall be responsible for the securing and properly presenting the accompaniment for each routine. For FINA competiti

发表于:2018-12-30 / 阅读(127) / 评论(0)

奥运28大项比赛

英语语法：173 Funny Homophones

Grammar Girl here. Today's topic is words that can get you into trouble. Guest-writer Bonnie Trenga writes: Once upon a time, some mistaken citizens stood up for American principals, p-r-i-n-c-i-p-a-l-s. Across the Atlantic, a nutty queen sat on her

发表于:2019-01-02 / 阅读(197) / 评论(0)

英语语法 Grammar Girl

60秒科学:Mercury Fillings Seem Safer over Time

Mercury Fillings Seem Safer over Time A study in the journal Chemical Research in Toxicology finds that mercury on the surface of dental fillings slowly turns to an inert sulfide compound, which should keep the mercury from harming the nervous system

发表于:2019-01-02 / 阅读(177) / 评论(0)

60秒科学

Garlic: The Key to a Long Life?

From VOA Learning English, this is the Health Lifestyle report. Garlic is one of the most common cooking ingredients around the world. Many dishes in Europe, Africa, Asia and the Americas use this strong-flavored vegetable. Garlic is similar to other

发表于:2019-01-12 / 阅读(161) / 评论(0)

2016年VOA慢速英语(十二)月

VOA标准英语2009年-New England Town Brings Rockwell's Chr

Every year around Christmas, Stockbridge, a small town in western Massachusetts, puts on a display unlike any other in the US. The celebrated American artist Norman Rockwell, who passed away some 30 years ago, used the New England town as the setting

发表于:2019-01-13 / 阅读(127) / 评论(0)

VOA标准英语2009年(十二月)

VOA标准英语2010年-Omo River Dams in Ethiopia: Blessing o

Ethiopia will accomplish the construction at any cost whether donors continue funds or not. The giant Gibe III dam, now being built on the Omo River in southwestern Ethiopia is a boon for some, a problem for others. Supporters say it will provide ele

发表于:2019-01-14 / 阅读(176) / 评论(0)

VOA标准英语2010年(九)月

英语听力文摘 English Digest 505、不能不说的秘密

Black Tongues and Stomach Aches Don: Oh, no, Ya?l, I think I'm having a medical emergency. Quick! Call an ambulance. Ya?l: A medical emergency, Don? Are you sure? You look fine to me! D: But I'm not. This morning, I had a terrible stomach ache. And n

发表于:2019-01-26 / 阅读(107) / 评论(0)

英语听力文摘 English Digest

英语听力文摘 English Digest 70、细菌可除臭?

Sewage stinks. But bacteria can make it smell better. Oh, yeah? That's true. Certain forms of bacteria feasting on sewage give off hydrogen sulfide, a really malodorous chemical, and one of several that give sewage its pleasing smell. In general this

发表于:2019-01-26 / 阅读(110) / 评论(0)

英语听力文摘 English Digest

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