improver

导读:improver读音音标
英 [ɪm\'pru:və]美 [ɪm\'pruvə]
improver意思解释
n.改进者,提高的人,改良物; 英英释义 improver[ im\'pru:və ]n.someone devoted to the promotion of

improver读音音标

英 [ɪm\'pru:və]

美 [ɪm\'pruvə]

improver意思解释

n.

改进者,提高的人,改良物;

英英释义

improver

[ im\'pru:və ]

n.

someone devoted to the promotion of human welfare and to social reforms

同义词:humanitariando-gooder

a component that is added to something to improve it

同义词:additionadd-on

词组短语

viscosity index improver

改善粘度添加剂;粘指剂;(机油的) 粘度指数改善剂

双语例句

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。

improves
improvements
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