noun 下载 🔗分享 海草,大叶藻 Any of various grass-like marine plants that grow underwater in salt water. Examples : "The divers explored the shallow bay, carefully avoiding the delicate seagrass meadows. " 潜水员们探索了这片浅水湾,小心地避开那些脆弱的海草地。 plant ocean biology nature environment ecology 与AI对话词汇游戏阅读练习