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
One of my patients has a high fever,
我的一位病人发高烧，
You have your choice of three flavors of ice cream.
你有3种风味的冰淇淋可选择。
I'm afraid he's out. He won't be back until tomorrow.
对不起，他外出去了，明天才回来。