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
you're all going to have your tonsils out.
你们都要切除扁桃腺。
If not, our repairman can come to you.
要不然，我们的维修人员可以上你那里去。
Hmm! I think I can mend it. But I want a knife. Do you have a knife?
我想我可以，但需要一个小刀，你有吗？