单词	right triangle
释义	right triangleˌright ˈtriangle noun [countable] American English a triangle which has an angle of 90° SYN right-angled triangle British English
随便看	oilseed rape oilskin oil slick oil tanker oil well oily oink ointment OJ Ojibwa OK! OK okapi OK Corral Okeechobee, Lake O'Keeffe, Georgia Okefenokee Swamp okey-doke Okie Okinawa Oklahoma! Oklahoma Oklahoma City okra old

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