noun 下载 🔗分享 沙洲,沙坝 A ridge of sand caused by the action of waves along a shore. Examples : "The children splashed in the shallow water, careful not to go past the sandbar that stretched along the beach. " 孩子们在浅水里嬉戏,小心不越过沿着海滩延伸的那个沙洲。 geography geology environment ocean nature 与AI对话词汇游戏阅读练习