Suboptimization
成人 Adult Edu[计] 次优化\\n[经] 次优化
🗣️ 情景例句
It's OK, Harry.
没关系， Harry。
No pain, no gain.
不劳则无获。
Yes, it is. Why don't you take off your sweater?
是啊，你何不脱了羊毛衫呢？