conserver

conserver

动词 conserve:

keep constant through physical or chemical reactions or evolutionary change

同义词：conserve

keep in safety and protect from harm, decay, loss, or destruction

同义词：conserve, preserve, maintain, keep up

use cautiously and frugally

同义词：conserve, husband, economize, economise

preserve with sugar

同义词：conserve

形容词 conserved:

protected from harm or loss