Profitableness
n. 有益;有利
✅ 同义词
🗣️ 情景例句
Say hi to your dad for me, and drive safely.
路上小心开车，并请向代我向令尊问好。
What do you mean by that?
你这话是什么意思？
examined a very large number of men working on aircraft carriers:
调查了许多在航空母舰上工作的人，