Step costs
[经] 阶梯成本
🧩 词语组成解析
step
[stɛp]
n. 步，脚步;步骤，手段;步调;级别;
vt.& vi. 举步，行走;踩，踏上;跨入;轻快地走;
vi. 踏，踩;走;
vt. 跳舞;迈步;使成阶梯状;
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
He's been here for years, he should know the ins and outs of the job by now.
他在这里已经好多年，现在理应熟悉各方面的工作了。
The secret of wealth lieth in the letters SAVE.
节俭是致富的秘诀。
Well, I've recently started biology.
喏，我最近开始学生物学了。