Failure of performance
[经] 未履行合同
🧩 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
And how old are you?
你几岁了？
Believe it or not!
信不信由你。
Though this caused great mirth among the guests, Aunt Harriet was horrified.
这件事引起了客人们的欢笑，但哈丽特却着实吓了一跳。