Polyfluoroprene
聚氟丁二烯
🗣️ 情景例句
I was deeply impressed by his speech.
他的演讲给我留下深刻的印象。
We think your Chunlan brand air conditioners will be selling well at this end and we are looking forward to receiving your samples soon.
我们认为你方的春兰牌空调机在这里会很畅销，希望很快收到你们的样品。
It is used by travellers and business people all over the world.
在世界各地的旅行者及商人都用英语。