A little less than two weeks ago, we declared a famine in two regions in Somalia.
不到两周之前,我们宣布了索马里两个地区进入饥荒状态。
The two homes with roofs of highly reflective paint used 35 percent less electricity last summer than the two with less reflective paint.
两栋用高反射率涂料的水泥屋瓦装修的房屋去年夏天使用的电量比另外两栋房屋少了35%。
Paris will be only two hours 20 minutes away, and Brussels less than two hours.
到巴黎将只用2小时20分钟,到布鲁塞尔连2小时都不到了。
Doctor Ndiaye says babies who weigh less than two kilos get special attention from midwives who assist with the births.
VOA: special.2009.05.25
Now, compare the first element in each of these lists. Two is less than three, so two ought to be the next element of the list.
现在,比较每个列表的第一个元素,2要比3小,所以2应该是合并后列表的,下一个元素,然后你们就知道了。
So again, this is an anti-bonding orbital, and what you see is that there is now less electron density between the two nuclei than there was when you had non-bonding.
同样的,这是反键轨道,你们看到当你有反键轨道的时候,两个原子核中间的电子密度更小了。
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