pentamethylenediamine戊: the fifth of the ten Heavenl ...甲: the first of the ten Heavenl ...撑: prop up; support二: two胺: amine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:戊甲撑二胺，即可在微信中查询翻译
