Relational database theory
[计] 关系数据库理论
🧩 词语组成解析
relational
[ri'leʃənl]
adj. 亲属的，相关的，有关的;
database
['detəbes]
n. 数据库;资料库;信息库;
🗣️ 情景例句
I'll call and find out.
我打电话问看看。
To wave your arms
振臂，挥手
Debbie's father will set out with her in a small boat.
黛比的父亲将乘一条小船同她一道出发。