noun 下载 🔗分享 河狸鼠,海狸鼠 A large, crepuscular, semiaquatic rodent (Myocastor coypus) resembling a large rat, having bright orange-yellow incisors, native to South America and introduced to Europe, Asia and North America, valued for its fur in eastern Europe and central Asia and considered a pest elsewhere. Examples : "Because they burrow into riverbanks, coypus can cause damage to farmland and infrastructure. " 由于河狸鼠会在河岸上挖洞,因此它们会对农田和基础设施造成破坏。 animal biology nature environment 与AI对话词汇游戏阅读练习