人口的英文：
population
populace

The population is on the decline.
人口在减少。

A population explosion
人口剧增

marital status of population
人口的婚姻状况

The aboriginal population
原始土著人人口

The population of Japan doubles that of Canada.
日本的人口是加拿大的两倍。

The population keeps in step with the economy.
人口与经济同步增长。

The town has a population of ten thousand.
这个镇有一万人口。

Metropolitan New Orleans has a population of about 1.5 million.
新奥尔良约有150万人口。

The researchers made a conservative guess at the population of Tokyo.
研究人员对东京的人口作了一项保守的估计。

The baby boom swelled the population.
婴儿潮（生育高峰）使人口膨胀。

The population is on the decline.
人口在减少。

The population is dwindling.
人口在逐渐减少。

Attach importance to the problem of population aging (an aging population )
重视老龄化问题

There was a swell in the city's population.
该市出现过人口膨胀。

The town has a population of ten thousand.
这个镇有一万人口。

They represented only a fraction of the general populace.
他们代表的仅是全体国民的一小部分。

A heinous crime that seized the minds and emotions of the populace.
一个十恶不赦的大罪在老百姓中引起强烈反响

A police organization that employs terroristic methods to control a populace.
采用恐怖主义方法统治百姓的警察组织

An enlightened populace would be able to prevent internal armed conflicts and irrational actions.
只有开明的百姓，才能避免内部的武力冲突和非理性行为。

court and dependent populace were able to move in by Year 7.
宫廷和普通的老百姓都已迁入。