Movement of population
[医] 人口动态, 人口迁移
🧩 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
My father is a forensic psychologist.
我爸爸是一个犯罪心理学家。
I'm not big enough.
我还不够大。
Oh, we must find them. What are they wearing?
哦，我们必须找到她们。她们穿什么衣服？