Cost-driver
成本动因
🧩 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
but they need me at the hospital today,
但今天医院有事，
Step by step the ladder is ascended.
登梯需要逐级登。
I want you to look at this material.
我要你看看这材料！