Population density
[法] 人口密度
🧩 词语组成解析
🗣️ 情景例句
When you see a new word, look it up.
当你看到一个新的字时就去查阅它。
You must have enjoyed yourself.
你一定玩的很开心。
The hovercraft is particularly useful in large areas with poor communications such as Africa or Australia;
气垫船在非洲、澳大利亚等交通不发达地区特别有用。