Fluocarbon
氟代烃
🗣️ 情景例句
To get ahead you'll have to work long hours and take short vacations.
要想出人头地，你必须多工作少休假。
Aren't they students?
他们不是学生吗？
they become merged in the sea, and painlessly lose their individual being.
汇入大海；毫无痛苦地失去了自我的存在。