Constant cost
[经] 不变成本, 固定成本
🧩 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'm too deeply involved.
我已陷得太深，难以自拔了。
To knit a scarf for her sweetheart
替她的情人织围巾
Quick, turn the gas off. Cover the pan. Be careful!
快，把煤气关上。盖上锅。小心！