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
But if I have my tonsils out tomorrow,
但是我如果明天切除扁桃腺，
I will be gettinf married next week.
我将在下周结婚。
NASA is now going to put the telescope right,
国家航天局准备纠正这一错误，