Efficiency of operations
[经] 经营效率, 工作效率, 营业效率
🧩 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];
n. 运作；运营；业务操作（operation的复数）
🗣️ 情景例句
There's a time for everything.
事情要一件一件地做。
What shall I send him for his Christmas?
我要送他什么东西作为圣诞礼物？
NASA is now going to put the telescope right,
国家航天局准备纠正这一错误，