Payment against documents
[经] 凭单付
🧩 词语组成解析
n. 文档（document的复数形式）
🗣️ 情景例句
Thanks for the haircut, keep the change.
谢谢你给我剪头，不用找了。
I say little but I think the more.
我说得少，但我想得多。
One moring she was working at her desk in the library when a boy came in.
一天早上，她正在图书馆里伏案工作，这时，一个男孩走进来。