improver是什么意思

2024-01-16 06:14:17

improver

美[ɪmpruːvə] 英[ɪmpruːvə]

n. 改良者；改善者；改进剂

近义词：reformer，campaigner，activist，crusader，agitator，add-on，do-gooder，humanitarian，addition，

Noun

someone devoted to the promotion of human welfare and to social reforms
a component that is added to something to improve it;
"the addition of a bathroom was a major improvement" "the addition of cinnamon improved the flavor"

用作名词(n.)

A paving asphalt penetration ratio improver was introduced.介绍了一种提高道路沥青针入度比的改进剂。
Cyclohexyl nitrate is an effective cetane number improver for diesel oil.硝酸环己酯是一种有效的柴油十六烷值改进剂。