In fifty years there'll be twenty people per square yard, it is written here.
这里写着,再过五十年每平方码将要住着20人的人口密度。
He was a shrewd and wealthy businessman, but most people in the town hardly knew anything about this side of his life.
他是个精明能干、有钱的商人,但镇上大部分人对他生活中的这一个方面几乎一无所知。