单词	columbium
释义	co·lum·bi·um (kə-lŭmbē-əm) n. Niobium. No longer in scientific use. [After COLUMBIA2.]
随便看	earthliness earthling earthly earth mother earthmover earthmoving earthnut earthquake earthquake engineer earthquake engineering earthrise earth science earthshaking earthshakingly earthshattering earth-sheltered earthshine earth smoke earthstar earth station earth tone earthward earthwards earthwork earthworm

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。