Factory sanitation
[机] 工厂卫生
🧩 词语组成解析
🗣️ 情景例句
That's better than being behind.
这总比落后要好。
Oh,don't worry about it.
哦，别担心。
These satellites go round the earth and help us to learn more about the earth, the weather and other things.
这些卫星绕着地球转，帮助我们更好地了解地球、天气和其他情况。