Preenvelop
预包络
🗣️ 情景例句
A serious matter.
一个严重的问题。
Will you please spell his name for me?
请你把他的名字拼给我好吗？
Today we have two new students. Their names are Lucy and Lily.
今天我们班来了两位新同学，他们的名字叫Lucy和Lily。