Lightning protection
[电] 防雷
🧩 词语组成解析
🗣️ 情景例句
Do we have to pre-book tours, or can we get them on site?
我们必须预定行程， 还是到那个地方再说？
To worry about tomorrow is to be unhappy today.
担心明天，今天就不愉快了。
Somebody is always complaining to others.
有人总是向别人抱怨。