Dotment
氧化铝
🗣️ 情景例句
Sometimes, by buying something cheap now, you will be costing yourself more in the long run.
有时候你花了很少钱买了便宜货，但它日后可能要花掉更多的钱。
What will you do to help protect our environment from being seriously polluted?
你将为帮助保护我们的环境免遭到污染做些什么呢？
Three quarters of the world's books and newspapers are written in English.
3/4的书籍和报纸是用英语写的。