Relational database operation
[计] 关系数据库操作
🧩 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
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
The problem has been bothering me for weeks.
那个问题已经困扰了我几个星期。
the writer comes to discern things in his material which were not consciously in his mind when he began.
会领悟到素材中很多东西是他刚动笔时所未意识到的。