资料来源 : pyDict

直角的

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Right-angled \Right"-an`gled\, a.
   Containing a right angle or right angles; as, a right-angled
   triangle.

资料来源 : WordNet®

right-angled
     adj : forming a right angle or containing one or more right
           angles; "a right-angled bend"