丙氨酸酮酸转氨酶

Earth and Sky:Acid Rain 酸雨

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(146) / 评论(0)

(科普英语)Earth and Sky

趣味青春英语第144期:On a roll

Idiom: On a roll 表示一个人在某方面取得进展，一切顺利 Hit the book: Caffeine Intake Stimulant Wreak havoc Spike Plummet Mood swing Crave Ramp up Trans fatty acid

发表于:2018-12-27 / 阅读(99) / 评论(0)

趣味青春英语

知性英语－Acid rain 酸雨

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(180) / 评论(0)

知性英语

WHO Wants to Remove Trans Fats from Food

From VOA Learning English, this is the Health Lifestyle report. There may be something in your food that you cannot see and cannot taste. But it could be killing you. It is an artificial oil commonly called trans fat. Trans fat is a toxic chemical th

发表于:2019-01-03 / 阅读(80) / 评论(0)

2018年VOA慢速英语(五)月

美国国家公共电台 NPR The Art Of The Pitch: Vendors Hawk Items At The Ohio State Fair

AUDIE CORNISH, HOST: Most people go to the fair to ride the Tilt-A-Whirl or eat funnel cakes, but not our Planet Money team. Robert Smith and Kenny Malone traveled to the Ohio State Fair to learn the secret art of selling people things they might not

发表于:2019-01-16 / 阅读(49) / 评论(0)

2017年NPR美国国家公共电台8月

听歌学英语:Waka Waka 2010年南非世界杯主题曲

听歌学英语:Waka Waka 2010年南非世界杯主题曲 Waka Waka (This Time For Africa) 哇咔哇咔（非洲时刻）歌手：Shakira You're a good soldier Choosing your battles Pick yourself up And dust yourself off And back in the saddle You'r

发表于:2019-02-18 / 阅读(44) / 评论(0)

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