Stepped cost
[经] 步增成本, 阶段成本, 阶梯成本
🧩 词语组成解析
v. 踏；行走（step的过去式和过去分词）
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
555-9470…and it's still busy.
555-9470……又忙 。
We've got to get a bed and a dresser for the bedroom.
我们必须有一张床和梳妆台放在卧室。
We stopped in Moscow on the way, but only for an hour or two, so there was no time to go into the centre of the city.
我们在莫斯科停了一下，但只停了一两个小时，所以没有时间去市中心玩。