Subadditivity
子[次]可加性
🗣️ 情景例句
Rose-petal salad.
玫瑰花瓣沙拉。
Patience is the best remedy (or medicine).
忍耐是最好的药物。
The old lady though the was a fussy creature,
老妇人觉得巡官大惊小怪，