Linear cost function
[经] 线性成本功能
🧩 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
But it's kind of small also. We must've bought the wrong size.
但它也有点小了。我们一定买错了尺寸。
The water gets hot.
水变热了.
But this hope is always in the realms of science fiction.
但是，这种希望总是只在科幻小说中存在。