名词

　　1 人口 (总数) ,居民人数

　　This city has a ~ of 350, 000. = The ~ of this city is 350, 000.

　　这个城市有三十五万人口

　　What [How large] is the ~ of Taipei?.

　　台北有多少人口?

　　2 [the ~; 集合称] (一定区域的) (全体) 居民,市民

　　The whole ~ of the town came out to welcome him.

　　央抑镇民都出来欢迎他

　　3 [用单数; 常与修饰语连用] ‘生物’ (一定区域的) 族群,栖群

　　the koala ~ of Australia

　　澳洲的无尾熊族群

　　pop·u·la·tion　n.

　　Pronunciation: ˌpä-pyə-’lā-shən

　　Function: noun

　　Etymology: Late Latin population-, populatio, from Latin populus

　　Date: 1612

　　1 a : the whole number of people or inhabitants in a country or region b : the total of individuals occupying an area or making up a whole c : the total of particles at a particular energy level ― used especially of atoms in a laser

　　2 : the act or process of populating

　　3 a : a body of persons or individuals having a quality or characteristic in common b (1) : the organisms inhabiting a particular locality (2) : a group of interbreeding organisms that represents the level of organization at which speciation begins

　　4 : a group of individual persons, objects, or items from which samples are taken for statistical measurement

重点阅读：

新东方托福：

新东方托福培训视频：

托福辅导：