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
Even when I have a cold, I still have a good appetite.
我就是感冒了，胃口也照样很好！
The computer technician reads the paper tape.
电脑的技术人员在解读纸带。
I am afraid that l have to go.
我要走了。