noun下载🔗分享沙洲,珊瑚礁岛。 A small, low island largely made of sand or coral.例子:"We took a boat to a small, sandy cay where we spent the day snorkeling and building sandcastles. "我们乘船去了一个小小的沙洲,我们在那里浮潜、堆沙堡,度过了愉快的一天。geographyenvironmentnature与AI对话词汇游戏阅读练习