Monitoring costs
[经] 控制成本
🧩 词语组成解析
[计] 监控, 监督, 监视\\n[经] 检验, 检查, 控制
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
Don't forget to write.
别忘了给我写信。
I doubt it.
我表示怀疑。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。