noun 下载 🔗分享 家鼠,黑家鼠。 A common species of rat, Rattus rattus. Examples : "The exterminator confirmed that the rats in the old warehouse were ship rats, a common species often found in port cities. " 除虫人员确认了旧仓库里的老鼠是家鼠,一种在港口城市常见的鼠类。 animal biology organism nature environment 与AI对话词汇游戏阅读练习