pre-existing

常見(jiàn)例句

The goal of the study of multidatabase systems in to solve the issue of sharing all the information in these pre existing databases by preserving the investment in the building of these databases.
互聯(lián)網(wǎng)絡(luò)上的多數(shù)據(jù)庫(kù)系統(tǒng)由聯(lián)結(jié)在網(wǎng)絡(luò)上的先期存在的多個(gè)高度自治的異構(gòu)數(shù)據(jù)庫(kù)組成。
A hive cannot exist without a queen.
蜂房不可無(wú)蜂王。
They seem to exist on a different spiritual plane.
他們似乎生活在不同的精神境界。
We can not exist without food or water.
沒(méi)有食物和水我們不能生存。
Our future plans must mesh with existing practices.
我們未來(lái)的計(jì)劃必須與當(dāng)前的實(shí)踐相合。
Matter can exist as a solid, liquid, or gas.
物體存在的形態(tài)有固體，液體，氣體。