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
I'm very proud of you. You really did a beautiful job.
我真以你为傲。你真的拍得很漂亮。
When I'm going to buy a TV set next time, I'll buy a color set.
你有电视节目表吗？猜谜游戏节目之后是什么？
He's already a little weak in Chinese.
他的中文已经有点儿弱了。