单词	per annum
释义	per an·num (pər ănəm) adv. By the year; annually: a magazine subscription of 40 dollars per annum. [Latin : per, per + annum, accusative of annus, year.]
随便看	polyphyletic polyphyletically polyphyly polyploid polyploidy polypnea polypneic polypod polypody polypoid polypore polyposis polypropylene polyprotic polyptych polyrhythm polyrhythmic polyribonucleotide polyribosome polysaccharid polysaccharide polysaccharose polysemous polysemy polysepalous

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。