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	xenophobia xenophobic Xenophon xenotransplant xenotransplantation xeriscape xeriscaping Xerxes X-Files, The Xhosa Xiaoping XL Xmas XML X-rated X-ray xylophone Y -y ya yacht yachting yachtsman yachtswoman yada yada yada

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