Prevention cost
[经] 预防成本
🧩 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
What does John do?
John现在做什么事？
Suits you well.
蛮配的。
There were six million visitors in all,
参观的人数总共是600万。