Against documents
[经] 凭单据
🧩 词语组成解析
n. 文档（document的复数形式）
🗣️ 情景例句
Her boyfriend couldn't provide her with a sense of security.
她的男朋友无法给予她安全感。
Step after step the ladder is ascended.
按部就班，循序渐进。
Give me a book please, Jane.
请拿本书给我，简。