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
You're right.
你说得对。
I wish I were running across an open field.
我真希望在原野奔跑。
Were there any telephone messages for me while I was away?
我外出期间有我的电话吗？