Constant cost lines
[经] 等成本线
🧩 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;
lines
[[lainz]]
n. 台词
🗣️ 情景例句
If I fail this test I'll kill myself.
我这次考试要是通不过，就得自杀了。
Many a little makes a mickle.
积少便成多。
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上，使他差点儿落入水中。