| 释义 |
right angle 1 ENTRIES FOUND: right angle (noun) right angle noun plural right angles right angle noun plural right angles Learner's definition of RIGHT ANGLE [count] : an angle formed by two lines that are perpendicular to each other : an angle that measures 90°直角 A square has four right angles.正方形有四个直角。 Hold the nail at a right angle to the board.扶住这颗钉子，使之与木板成直角。 The two boards are joined at right angles to each other.这两块板子成直角相交。 |