生物差异

biological variability的用法和样例：

例句

They have speculated about why human populations have different physical appearances and about whether the biological differences between groups are more than skin deep.对于人群间体表差异的起源，早就有许多猜测，至于人群间的生物差异究竟只限于肤浅处，还是深刻得多，更是议论纷纷。

双语美文：水仙盛开冬日安在？

DaffodilsBloom, Ski Slopes Stay Snowless - Is Climate Change To Blame? 水仙盛开，雪场无雪：全是气候变暖惹的祸？ Daffodils are blooming outside the Eden Project in Cornwall in the latest cockeyedweather phenomenon to hit the UK and

发表于:2018-11-29 / 阅读(302) / 评论(0)

阅读空间

TED演讲：拥有大脑的真正原因(12)

So why is it that we move the particular ways we do? 那我们为什么用这种特定的模式移动呢？ Well let's think about what really happens. Maybe we don't all quite move the same way. 来想想真实情况可能是什么。假如我们并不

发表于:2018-12-02 / 阅读(46) / 评论(0)

TED演讲教育篇

US Able to Protect Servicemembers from Biological Threat, Sa

Broadcast: Jan 10 2003 The Pentagon has issued a statement 2) asserting the military is prepared to protect its personnel from possible biological weapons attack. On the surface, the Pentagon's assert

发表于:2018-12-08 / 阅读(45) / 评论(0)

VOA2003（上）-健康之旅

TED演讲:什么是疼痛(2)

But modulation networks are also activated that deliver endorphins and enkephalins, 不过调制网络也被唤醒，去传递安多芬和脑啡肽， chemicals released when you're in pain or during extreme exercise, creating the runner's high. 这些

发表于:2019-01-17 / 阅读(39) / 评论(0)

TED演讲教育篇

AGRICULTURE REPORT - Biological Controls, Part 1

AGRICULTURE REPORT - Biological Controls, Part 1 By Mario Ritter Broadcast: Tuesday, April 13, 2004 This is Steve Ember with the VOA Special English Agriculture Report. Biological controls are living

发表于:2019-01-30 / 阅读(51) / 评论(0)

农业与发展

VOA标准英语2011--Israel Practices Biological Attack Response

Israel Practices Biological Attack Response The Israeli government has carried out a two-day exercise it says is aimed at boosting preparedness for any terrorist attack aimed at sparking an outbreak of a highly contagious disease. Israeli officials e

发表于:2019-02-12 / 阅读(55) / 评论(0)

VOA标准英语2011年(十二月)

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