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	recapitulate recapitulation recapture recast recasting recce recd. recede receipt receivable receivables receive received Received Pronunciation receiver receivership receiving recent recently receptacle reception reception centre reception class receptionist reception room

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