pre-existent

常見例句

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)網絡上的多數(shù)據(jù)庫系統(tǒng)由聯(lián)結在網絡上的先期存在的多個高度自治的異構數(shù)據(jù)庫組成。
pre existent
adj. 先在的
A hive cannot exist without a queen.
蜂房不可無蜂王。
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.
沒有食物和水我們不能生存。
Matter can exist as a solid, liquid, or gas.
物體存在的形態(tài)有固體，液體，氣體。