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
And Alexandra brought us a pumpkin pie. Alexandra
Alexandra 给我们带来了一个南瓜派。
She began playing the violin when she was nine.
九岁的时候，她开始拉小提琴。
Tazieff has often risked his life in this way.
塔捷耶夫经常冒这样的生命危险。