🗣️ 情景例句
I have a new math program, and I want to learn how to use it.
我有一个新的数学程式 我想学习怎样用。
Please call me before you come.
你来之前请打电话。
No human endeavor or thought would be unchanged by it.
任何人类的努力和想法都会发生变化。”