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
Would you like a beer?
你想喝杯啤酒吗？
It's about time to get up.
差不多该起床了。
Aren't you lucky!
你们真幸运！