Difluorinated
二氟化的
🗣️ 情景例句
What's the point of your argument?
你主张的论点是什么？
Today is Monday.
今天是星期一。
for there was a danger that if she traveled too quickly, this rudder would be torn away as well.
因为船不能开得太快，否则就有危险，应急舵也会被刮走。