基本解釋n. 變黑；（眼睛、頭發(fā)、皮膚等的）黑色英漢例句雙語(yǔ)例句This paper work out a better applied technique of steel normal-temperature quick nigrescence via discussing various factors' influence on the speed of nigrescence and the capability of plating.本文討論了諸多因素對(duì)黑化速度及黑化膜性能的影響，確定較好的常溫快速化學(xué)發(fā)黑實(shí)用技術(shù)。nigrescence更多例句詞組短語(yǔ)短語(yǔ)quick nigrescence 快速發(fā)黑Lessonia nigrescence 變黑雷松藻mechanism of nigrescence 發(fā)黑機(jī)理the nigrescence layer fixation 發(fā)黑層的固化technique of nigrescence 發(fā)黑技術(shù)nigrescence更多詞組專業(yè)釋義機(jī)械工程色澤變化