单词	perradius
释义	perradius noun per·​radius "+ : any one of the usually four primary radii of a medusa that pass through radial canals Word History Etymology New Latin, from per- + radius
随便看	mainpernable mainpernor mainpernors mainprise mainprises mainprisor mains mainsail mainsails mainsheet mainsheets mainspring mainsprings mainstay mainstays mainstream mainstreamed mainstreamer mainstreamers mainstreamest mainstreaming mainstreamings mainstreammest mainstreams maint

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