Activity cost
[经] 效率成本, 活动成本
🧩 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
I remember.
我记起来啦。
No smoke without some fire.
无风不起浪。
The worst thing about the do-it-yourself game is that sometimes even men live under the delusion that they can do anything, even when they have repeatedly been proved wrong.
自己动手的例子中最糟糕的是，有时甚至是男人尽管接连失败却还误以为自己什么都行，