常見(jiàn)例句雙語(yǔ)例句The simple structures of relational database systems have permitted the development of standard query languages, one of which is Structured Query Language (SQL).關(guān)聯(lián)式資料庫(kù)系統(tǒng)的簡(jiǎn)單構(gòu)造允許發(fā)展標(biāo)準(zhǔn)查詢語(yǔ)言，而其中之一稱為SQL。140.124.61.35 返回 simple relational query language