单词	sextant
释义	sex·tant \ˈsekstənt\ noun (-s) Etymology: New Latin sextant-, sextans, from Latin, sixth part of anything, from sextus sixth + -ant-, -ans -ant — more at sext 1. : the sixth part of a circle 2. : an instrument for measuring altitudes of celestial bodies from a moving ship or airplane with a maximum angle of 60 degrees between its reflecting mirrors — compare octant
随便看	arthritis arthritis arthritis deformans arthro- arthro arthrobacter arthrobranch arthrobranchia arthroderm arthrodese arthrodesis arthrodia arthrodial arthrodic arthrodira arthrodiran arthrodire arthrodirous arthrogastra arthrogastran arthrogenous arthrogram arthrography arthrogryposis arthrolite

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