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
How old are you, Gerald?
Gerald，你今年多大啦！
I hope you have a pleasant journey home.
祝您归途一路顺风。
hold the string so that the weight nearly touches the ground.
让重物几乎接触地面。