单词	open subset
释义	open subset [数] 开子集
随便看	social cost of congestion social costs social coupon social court social credit social creditism Social Credit League social credit movement Social Credit Party social criminology social crisis social critic social-critical social criticism social critique social CRM social cue social-cultural social cultural social-cultural-historical school social cultural historical school social culture social curation social custom social customs 何当重相见何当金络脑何必丝与竹何必待之子何必暮云遮何必泪长流何必流离中国人何必独沾衣何必苦言归何惜醉流霞邀える邀エル邀撃邁進邂う邂ウ邂逅還還す還り