Density of population
[经] 人口密度
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
ASPCA Animal Shelter.
ASPCA动物收容所。
How long have you lived here?
你住在这里多久了？
Yes. He wanted you to ring him.
留了。他要你给他打电话。