bracken /'brækn/ 📖 中文释义 n. 欧洲蕨 🧩 词形变化 复数 brackens过去分词 brackened 📘 English Definition(英文释义) n. fern of southeastern Asia; not hardy in cold temperate regionsn. large coarse fern often several feet high; essentially weed ferns; cosmopolitan ← bracked B 字母词表 bracken poisoning →