海蚀拱桥 hǎishígǒngqiáo sea arch Origin Definitions Defs Strokes Stroke Words Sentences Sents 海蚀 海蝕 hǎishí marine erosion the washing away and wearing down of a shoreline or the seabed by waves and ocean currents; coastal erosion拱桥 拱橋 gǒngqiáo arch bridge a bridge that uses an arch as a main structural support, often featuring a curved or rounded opening underneath