Quantum meruit
[经] 应酬金额
🧩 词语组成解析
🗣️ 情景例句
Good morning, sir.
早安，先生。
Man's best plans often miscrarry.
神机妙算，常常失算。
Unfortunately you'll have to pay the fine before you check those books out.
在你借书之前你要先付清罚款。