细胞数恒定

英语赠言For Success and Achievement

Congratulations on your success! You are worth of success. Let me offer my most sincere congratulations upon your success. Please accept my congratulations on your success and my best wishes for your

发表于:2019-01-07 / 阅读(44) / 评论(0)

英文名句短语

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(114) / 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

跟艾米莉一起学口语第310期:我得减肥了

I have to take off some weight. 我得减肥了。 A:Hi,Anne,what's up? 嗨，安妮，你怎么了？ B:I look awful in a swimsuit.I am too fat. 我穿泳衣看起来好糟糕。我太胖了。 A:Well,you're a little plump,but you aren't fat. 哎呀，

发表于:2019-02-20 / 阅读(57) / 评论(0)

跟艾米莉一起学口语

有声读物《孙子兵法》第4期:第一章始计(4)

始记篇 NO.4：故校之以七计，而索其情。曰：主孰有道？将孰有能？天地孰得？法令孰行？兵众孰强？士卒孰练？赏罚孰明？吾以此知胜负矣。这句啥意思：所以，要通过对双方各种情况的

发表于:2019-02-26 / 阅读(168) / 评论(0)

孙子兵法

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学英语单词

altitude difference method

association of industry and commerce