Polyfluorohydrocarbon
[化] 多氟烃; 多氟代烃
🗣️ 情景例句
Nothing available.
没有空房间了。
We must have your LC at least one month before the time of shipment.
我们必须在船运前一个月收到你们的信用证。
It was very different from modern car races but no less exciting.
它虽然与现代汽车比赛大不相同，但激动人心的程度并不亚于现代化汽车大赛。