单词	p orbital
释义	p orbital noun ˈpē- often ital p : the orbital of an electron shell in an atom in which the electrons have the second lowest energy Word History First Known Use 1960, in the meaning defined above
随便看	prorated prorater prorates prorating proration prorations prore prorector prorectorate prorectors Proreptilia proreptilian prores prorhinal Prorhipidoglossomorpha Prorocentrum prorogate prorogated prorogates prorogating prorogation prorogations prorogator prorogue prorogued

英语词典包含469781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。