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）圓點花紋 a shocking pink dress with white polka dots 帶有白色圓點花紋的豔粉色連衣裙 a polka-dot bikini /bow tie 圓點花紋比基尼泳裝／領結 返回 polka dot