单词	abstruse
释义	abstruseab‧struse /əbˈstruːs, æb-/ adjective formal Word Origin WORD ORIGINabstruse Origin: 1500-1600 Latin past participle of abstrudere ‘to hide’, from abs- ‘away’ + trudere ‘to push’ unnecessarily complicated and difficult to understand:  Maths is a mix of abstruse theory and detailed calculations.
随便看	elk Ellington, Duke ellipse ellipsis elliptical Ellis, Brett Easton Ellis Island Ellis, Perry Ellis, Ruth elm El Niño elocution elocutionary elocutionist elongate elongated elongation elope elopement eloquence eloquent eloquently El Paso El Salvador else

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