词根词缀：dat-, dos-, dot-, dow-, don-, dit-

【来源及含义】Greek + Latin: dare, to give, a giving, given; a gift; to grant, to offer

【相关词根词缀】 Another term used for medical dosage can be seen at this posology page.

【同源单词】a datu, a die datus, air dose, anecdote, antidotal therapy, antidote

词根词缀：post-

【来源及含义】Latin: after, behind, later, subsequent

【同源单词】a posteriori, anemic necrosis, Anno post Romam conditam, anteroposterior, Culpam maiorum posteri luunt, dorsoposterior