Benefit-cost
成本效益
🧩 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
They've stood by me through all this.
他们一直支持我做这件事。
Misery makes strange bedfellows.
患难时不择友。
The order to abandon ship was given and hundreds of people plunged into the icy water.
于是，他发出弃船的命令，几百人跳进了冰冷刺骨的海水里。