单词	flat grade
释义	flat grade 平缓坡道
随便看	abelian algebras Abelian category Abelian crystal Abelian differential Abelian domain Abelian equation Abelian ergodic theorem Abelian extension Abelian extension field Abelian field Abelian function Abelian function field Abelian gauge field Abelian group Abelian groupoid abelian groups Abelian ideal Abelian integral abelianisation abelianisations abelianization abelianizations abelianize abelianized abelianizing 打进枉死城打进闷葫芦打连手打连连打迟局打迭起愁怀，怕不待宁心耐，闷日月难捱，我则怕青青不再来！打退堂鼓打通关打造用武之地打遍天下无敌手遺沢遺漏遺灰遺物遺珠遺産遺留遺留分遺稿遺筆