population groups的用法和样例：
例句
- They are that part of the population to benefit most from the policy of family planning.
她们是实行计划生育最主要的受益人口群体。 - That is, when a pidgin comes to be adopted by a population as its primary language, and children learn it as their first language, then the pidgin language is called a creole.
也就是说，当一种皮钦语被某一人口群体采纳为他们的主要语言，并且儿童也把它作为第一语言来学习的时候，这种皮钦语就被称作克里奥尔语了。
population groups的相关资料：
临近单词
populationism
population
Population-averaged treatment effect
population distribution characteristics
population development functional zones
population service radiation capability
Population Census and Gender Statistics
Population-averaged treatment effects
Population quantitative characteristics
population-based Incremental learning
Population explosion and urban chaos.
Population information management system
