Demarkate
v. 定界线;限定;区别
🗣️ 情景例句
The answer leapt out at me.
答案突然在我脑海中闪现出来。
Have you had breakfast already?
你已经吃了早餐吗？
You must keep it a secret. You mustn't tell anybody else.
你必须保密，谁都不能讲。