adjective 下载 🔗分享 无导管的,无管的 Having no duct. Examples : "The new refrigerator is ductless, so it doesn't need to be connected to a wall vent. " 这款新冰箱是无管的,所以不需要连接到墙上的通风口。 anatomy physiology biology medicine 与AI对话词汇游戏阅读练习