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
Where do people hang out on the weekend?
大家周末都去哪儿玩？
Button holes are very hard to sew.
要缝钮扣洞非常难。
We are lucky in that only the lower fields, which make up a very small proportion of our farm, are effected by flooding,
值得庆幸的是，只有低洼的受到洪水影响，而低洼地在我们农场比例很小。