Preinstallation
安装前试验
🗣️ 情景例句
That's my boy!
好儿子！
If you look up, you can see the airplanes.
抬头看，你看到飞机了吧。
of a change of atmosphere, of a diversion of effort, is essential.
改变一下气氛，转移一下注意力，这是不可缺少的。