Efficiency cost
[经] 效率成本
🧩 词语组成解析
cost
[kɔst]
n. 价钱，代价;花费，费用;牺牲;[用复数][法律]诉讼费;
vi. 价钱为，花费;估计成本;
vt. 付出代价;估价;使丧失;使付出努力;
🗣️ 情景例句
Change the light bulb, it's burnt out.
换一个灯泡吧，它烧坏了。
No man ever became thoroughly bad all at once.
从来没有骤然变得极坏的人。
Which sweater do you like?
你喜欢哪种毛衣？