Pre-contract costs
[经] 合同期前费用(成本)
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
n. 费用；诉讼费；损失（cost的复数）
🗣️ 情景例句
That's irrelevant.
那不相干。
There has been a great mistake.
发生重大的错误了。
Well, I think at the beginning we'd rather have some fairly quiet and peaceful music.
好，我想，开始时，我们宁可听些柔和舒缓的音乐。