thionyl chloridethionylchloride硫: sulphur; sulfur酰: acyl二: two氯: chlorine亚硫酰二烷基胺: thionyl dialkylamine下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:亚硫酰二氯,即可在微信中查询翻译