Physical exercise also increases the number of newborn neurons.
体育锻炼也可以增加新生神经元的数目。
It is the sixth consecutive year that the number of divorces has fallen.
这是上述两地区的
离婚率连续第六年下降。
The number of hungry people in the world is indeed a disgrace.
对于全球饥饿人口总数来说这的确是个不光彩的数值。