单词	posology
释义	po·sol·o·gy (pə-sŏlə-jē, pō-) n. The study of the dosages of medications. [Greek posos, what quantity + -LOGY.]
随便看	root system rootworm rooty rope rope-a-dope rope down roper rope tow rope up ropewalk ropey ropily ropiness ropinirole ropy roque Roquefort roquelaure roquet roquette Roraima Rorem rorqual Rorschach test Rosa

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。