Converting costs
[经] 加工成本
🧩 词语组成解析
[建] 转化, 改变
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
I wasn't born yesterday.
我又不是三岁的孩子。
He that gains time gains all things.
获得时间就是获得一切。
Doesn't Karen Marsh look old!
卡伦看上去不显老嘛！