Terfluoride
[化] 三氟化合物
🗣️ 情景例句
Save your voices.
留着点嗓子。
The author of these books is a great writer.
这些书的作者是位伟大的作家。
Ships may be delayed by storms; flights may be cancelled because of bad weather, but trains must be on time.
轮船船期可能因风暴而推延，飞机航班可能因恶劣天气而取消，唯有火车必然是准点的。