Duty of performance
[法] 履行义务
🧩 词语组成解析
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
He owes his wealth to diligence and good luck.
他的财富是由于他的勤劳和幸运。
It is too late to cast anchor when the ship is on the rock.
船触礁后在抛锚，为时已经太晚了。
There are some good apples over there.
那边有些好苹果。