Cost-benefit ratio
[经] 成本-收益率, 成本-利得率
🧩 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;
ratio
['reiʃiəu]
n. 比，比率;比例;系数;
vt. 求出比值，除，使…成比例;将（相片）按比例放大[缩小];
🗣️ 情景例句
Scientists have confirmed that the Earth is, indeed, round.
科学家证实，地球确实是圆的。
Who is the greatest playwrighter of our times?
谁是当代最伟大的剧作家？
It's nothing to be surprised about.
这事不值得大惊小怪。