Wheelbox
n. 齿轮箱,传动箱
🗣️ 情景例句
Do I have to get it done by noon?
我必须在中午以前做完吗？
I'm twenty-one years old.
我21岁。
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。