剑桥词典one of a large number of small , round spots that are printed in a regular pattern on cloth （衣料上的）圆点花纹 a shocking pink dress with white polka dots 带有白色圆点花纹的艳粉色连衣裙 a polka-dot bikini /bow tie 圆点花纹比基尼泳装／领结 返回 polka dot