Underlayer
n. 下层, 底层,衬层
🗣️ 情景例句
I'll have a contract
我会准备好一张合同
What''s the cause of the delay?
什么原因延误？
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。