单词	empty class
释义	empty class [计] 空类, 空集合
随便看	Dourados, Sa.dos dourah dourahina dourahs douras Dourbali Dourbie dourbie (la dourbie riviere) Dourbies dourdan Dourdou dourdou (le dourdou riviere) Dourdoura doure dourer dourest Dourgne Dourh, Jeb. douri douricouli Douriez dourine Douris dourly Dournazac 穷在街头无人问，富在深山有远亲穷在路边无人问，富在深山有远亲穷夫妻恩深义重穷奢极侈，暴戾恣睢穷奢极欲，算来何益精神。穷媳妇知米贵穷嫌富不爱穷嫌富不要穷官儿好如富百姓穷客人，富盘费どらいやーどらきゅらどらこんどらごえどらごえ【どら声】どらごんどらごんふるーつどらじぇどらすちっくどらすてぃっく