Relational data model
[计] 关系数据模型
🧩 词语组成解析
relational
[ri'leʃənl]
adj. 亲属的，相关的，有关的;
data
['detə]
n. 资料，材料;datum的复数;[计算机]数据，资料;从科学实验中提取的价值;
🗣️ 情景例句
and his book
他的书
This house is for rent.
此房出租。
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。