Preenvelop
预包络
🗣️ 情景例句
Having their origins in China, chopsticks are used in many Asian countries.
筷子起源于中国，现在很多的亚洲国家都使用它。
I couldn't agree more.
我也是这么想的。
When was the house built?
这幢房子是什么时候建造的？