单词	columbium
释义	columbium noun co·​lum·​bi·​um kə-ˈləm-bē-əm  : niobium Word History Etymology New Latin, from Columbia First Known Use 1801, in the meaning defined above Medical Definition columbium noun co·​lum·​bi·​um kə-ˈləm-bē-əm  : niobium
随便看	pams Pamuk Pamunkey pamunkeys pan pan bolt pan conveyor pan dulce pan grave pan gravy pan out pan shovel pan supari Pan's pipes pan-african Pan-Africanism pan-africanist Pan-American Pan-American Highway Pan-Americanism pan-arab Pan-Arabism pan-arabist pan-breaking pan-europa

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。