Preinstallation
安装前试验
🗣️ 情景例句
I don't know haw that could have happened.
我不知道怎么会发生那样的事。
The author of these books is a great writer.
这些书的作者是位伟大的作家。
What's the matter with your foot, Jane?
珍妮，你的脚怎么了？