脏结

I think there are probably three key points here. 我认为有三个关键问题。 The first one is about the stories that we tell ourselves. 第一个关键是我们对自己的认识。 For so long, I told myself that I couldn't have an adventure

发表于:2019-01-18 / 阅读(58) / 评论(0) 分类 TED演讲教育篇

What's the liveliest part of your kitchen, in terms of harboring bacteria? Is it the cutting board? The dish sponge? Or maybe your coffeemaker? Because even though caffeine has antibacterial effects, it turns out espresso machines can harbor a whole

发表于:2019-01-20 / 阅读(55) / 评论(0) 分类 2017年Scientific American(二)月

Topics: American Authors Rachel Carson; the board game Monopoly; gas guzzler and other car descriptors; money order; way to establish or way to establishing Words: conservationist environmental movement pesticide to eradicate compelling indiscriminat

发表于:2019-01-22 / 阅读(51) / 评论(0) 分类 美语听力 English Cafe

hemagglutinin 血凝素 Neuraminidase 神经氨酸酶 Nucleoprotein 核蛋白 Nonstructural Protein 非结构蛋白 Matrix Protein 基质蛋白 world organization for animal health (OIE) 国际兽医组

发表于:2019-01-31 / 阅读(43) / 评论(0) 分类 英文语法词汇

Abrupt junction 突变结 Accelerated testing 加速实验 Acceptor 受主 Acceptor atom 受主原子 Accumulation 积累、堆积 Accumulating contact 积累接触 Accumulation region 积累区 Accum

发表于:2019-02-05 / 阅读(55) / 评论(0) 分类 实用英语

WASHINGTON, July 5 (Xinhua) -- David Beckham will sit out the next game after he received a ban from Major League Soccer on Thursday for kicking a ball at an opponent in the Los Angeles Galaxy's loss at San Jose. Beckham kicked a ball at San Jose's S

发表于:2019-02-08 / 阅读(88) / 评论(0) 分类 英语新闻
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