Policy decision costs
[经] 政策决定的成本
🧩 词语组成解析
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
you've made a very strong impression
你已经留下了非常深刻的印象
No. I've been in California for the past month.
没有，我刚到加利福尼亚去了一个月。
Good morning, Mr Coal. I hear that you are one of the best detectives in the capital.
早上好，科尔先生。我听说你是首都最优秀的侦探之一。