Commodity polymer
[化] 通用高分子
🧩 词语组成解析
🗣️ 情景例句
and I'm real exhausted.
我实在是精疲力竭了。
Where there is life, there is hope.
生命不息，希望常在。
This caused the construction of gigantic buildings where too large masses of human beings are crowded together.
这样就导致了许多摩天大厦拔地而起，大厦内众多的人挤在一起。