Error of performance
[经] 工作错误
🧩 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
There are many natural catastroophes occurring in nature.
自然界里有很多自然灾害发生。
I don't know what I should have done without your help.
要不是您的帮助，我真不知道该怎么办。
It is tomorrow that they will have a meeting.
就在明天（而不是在别的某一天）他们要开会。