原始细胞

CNN 2010-06-30

July 1st, that's when certain provisions of President Obama's health reform package kick in. Joining us with some details on this, Andrew Ruben, an expert on the health care industry. He also hosts the weekly show, Healthcare Connect on Sirius Satell

发表于:2018-12-02 / 阅读(57) / 评论(0)

CNN2010年(六)月

美语听力 English Café 492

Topics: Movies-Twelve Angry Men; Washington National Cathedral; cool versus awesome; closure and mental loafer; no biggie Words: jury trial evidence defendant prosecution to deliberate preexisting prejudice subjective cathedral service sermon cool aw

发表于:2018-12-14 / 阅读(55) / 评论(0)

美语听力 English Cafe

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(118) / 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

美国国家公共电台 NPR Here Is What's In The House-Approved Health Care Bill

ROBERT SIEGEL, HOST: President Trump and congressional Republicans celebrated in the White House Rose Garden today after the House narrowly passed health care legislation to replace the Affordable Care Act. (SOUNDBITE OF ARCHIVED RECORDING) PRESIDENT

发表于:2019-02-13 / 阅读(101) / 评论(0)

2017年NPR美国国家公共电台5月

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)

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单词：preexisting cell

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