Cyclononane
[建] 环壬烷
🗣️ 情景例句
They also ask questions like Where do you come from? and Where do you live?.
他们也会问“你从哪儿来？”，和“你住在哪儿？”这样的问题。
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。
I gave him a meal.He ate the food and drank the beer.
我给了他一顿饭。他把食物吃完，又喝了酒。