音标发音英式音标 [ˈsiː dɪˌfens]美式音标 [ˈsiː dɪˌfens]英式发音 美式发音 基本解释海岸保护(保护海岸地区不被海水侵蚀)。同根派生 sea defence相关词英英字典剑桥英英字典 ways of protecting land from being flooded or worn away by the seasea defence剑桥字典sea defence柯林斯字典