索细胞

Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(104) / 评论(0)

VOA2003（下）-环境与健康

Switzerland's Berner Alps 雪域之行-瑞士-6

----(easy to figure it )out in your head. ---Do you speak English? Yes. May I buy a hot dog, please? ---Um-hum. Here’s how it works. Right now a Swiss Franc is worth 77 US cents, round that off to 8

发表于:2018-12-07 / 阅读(38) / 评论(0)

雪域之行-瑞士

【有声英语文学名著】夜色温柔 Book 2（8）

Tender Is the Night - Book Two by F. Scott Fitzgerald Chapter 8 During the next weeks Dick experienced a vast dissatisfaction. The pathological origin and mechanistic defeat of the affair left a flat and metallic taste. Nicole's emotions had been use

发表于:2019-01-26 / 阅读(29) / 评论(0)

有声英语文学名著

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(120) / 评论(0)

英语新闻

Turn Off Your Cell Phone 关掉你的手机

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(163) / 评论(0)

趣味英语

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(119) / 评论(0)

英语新闻

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Amitostigma physoceras

applique circuit

aware of