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
Keep out of what doesn't concern you.
不关你的事不要插手。
Maybe it will work
也许这个办法会有效。
I realized that they would be very worried, but that they would trust our good sense, wherever we were.
我想他们会很担心，但是无论我们在什么地方，他们都会相信我们的处事能力。