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
Yes, how many would you like?
好，你要几片？
Truth may be blamed, but shall never be shamed.
真理可能被指责，但是决不蒙耻辱。
At a special swimming pool in Los Angeles, children become expert at holding their breath under water even before they can walk.
在洛杉矶的一个特设的游泳池里，孩子们甚至在还没有学会走路时就已经能熟练地在水下屏住呼吸了。