单词	formula weight
释义	formula weight noun : molecular weight —used especially of ionic compounds Word History First Known Use circa 1920, in the meaning defined above
随便看	Pyrenochaeta pyrenoid pyrenoids pyrenolichen Pyrenolichenes Pyrenomycetales pyrenomycete Pyrenomycetes pyrenomyceteses pyrenomycetesses pyrenomycetous Pyrenopeziza pyres pyret- pyrethra pyrethrin pyrethrins pyrethroid pyrethroids pyrethrolone pyrethrum pyrethrum yellow pyrethrums pyretic pyreticcer

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。