Acrobacy
高级(飞行)特技
🗣️ 情景例句
What is it?
怎么回事
By what time should I check in?
我该什么时间办理登机手续呢？
When you come to think about it, there are only four ways you can deal with rubbish: dump it, burn it, turn it into something you can use again, attempt to produce less of it.
倾倒、焚烧、把垃圾变成再生材料或试图少产生一些垃圾。