Non-constant cost
[经] 非固定成本
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
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
And very much in love.
而且相爱至深。
The two warring countries refused to negotiate.
这两个交战国拒绝谈判。
Doctor, I'm not feeling well, she said. I often feel tired.
“医生，我感到不舒服，”她说，“我经常感到疲倦”。