erudition的意思？

His erudition was apparently endless.他的学问显然博大精深。They fancied themselves learned and assumed airs of erudition.他们自以为有学问,摆出一副博学的样子.The profound erudition of the writer came from long years of study.这位作家渊博的学问来自长年累月的钻研....

erudition的音标：erudition的英式发音音标为：[ˌeru'dɪʃn]erudition的美式发音音标为：[ˌɛrjʊ'dɪʃən]...