Relational file
[计] 关系文件
🧩 词语组成解析
relational
[ri'leʃənl]
adj. 亲属的，相关的，有关的;
file
[faɪl]
vt. 提出（离婚诉讼或其他讼案）;把…归档;用锉锉;发稿，寄给报社;
vi. 发送（报道给报社）;排成一行行走;提出申请;
n. 文件（夹）;档案;纵列;锉刀;
fil线+e → 用线穿成的→ 档案
🗣️ 情景例句
Fine. How much would you like to exchange, sir?
好的。您要兑换多少呢，先生？
He seems to have a lot of strange ideas.
他似乎有很多奇怪的想法。
Has it got anything to do with your present research?
报告跟你目前的研究有关吗？