Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/f54c823de1efa2177eb1dc1df8ea0100.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 ripple mark英英字典_ripple mark剑桥英语解释_ripple mark柯林斯英文解释_沉淀汉英词典
1. N one of a series of small wavy ridges of sand formed by waves on a beach, by a current in a sandy riverbed, or by wind on land: sometimes found fossilized on bedding planes of sedimentary rock 波痕