Normal cost standards
[经] 正常成本标准
🧩 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;
n. 标准；规格（standard的复数）
🗣️ 情景例句
I am for that.
我赞成。
I'll take care of it.
我来办这件事。
It's the library's. Please be more careful from now on!
“是图书馆的书。从现在起请你倍加小心！”