manganese choline deficiency缺: be short of; lack锰: manganese症: disease; illness锰胆碱: lentacetil降压药锰胆碱: protensyl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:缺锰胆碱症,即可在微信中查询翻译