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	sticker sticker price stick figure stickiness sticking point stick insect stick-in-the-mud stickler stick man stick-on stickpin stick shift stick-to-it-iveness stick-up sticky sticky note stiff stiffen stiffly stiff-necked stiffness stiffy stifle stifling stigma

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