Ride south from a main secondary combination of the three quadrangles.由坐北朝南一主二次的三个四合院组合而成....

n.四边形( quadrangle的名词复数 )，（尤指大学的学院等的）四方院子...

quadrangles的音标：quadrangles的英式发音音标为：[kwɒd'ræŋɡlz]quadrangles的美式发音音标为：[kwɒd'ræŋɡlz]...