单词	delta ray
释义	delta ray noun : an electron ejected by an ionizing particle in its passage through matter Word History First Known Use 1908, in the meaning defined above
随便看	si-leg si-stel sia Sia siabons siafu sial sialadenites sialadenitides sialadenitises sialadenitisses sialagogic sialagogue sialagogues siales Sialia sialiae sialias sialic sialic acid sialid Sialidae sialidaes sialidan sialidans

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。