Aldehydes
[医]醛
🗣️ 情景例句
Subway transportation is very advanced in Longdon.
伦敦地地铁非常先进。
I couldn't see you.
我看不到你。
They put the food in paper bags, and take it home, or to their work place.
人们把这些食品装进纸袋，然后带回家或工作地点。