相关单词近義詞 right-angled triangle 直角三角形反義詞oblique triangle, 斜三角形臨近詞right, right ear相似詞right on, right on the button idiom, right to die, right to life, right you are! idiom, (right) down to idiom, (right) on the money idiom, right, left, and centre idiom, 返回 right triangle