noun 下载 🔗分享 旋翼机,自转旋翼飞机。 An aircraft in which lift is provided by unpowered rotating wings and thrust is provided by a conventional propeller. Examples : "At the airshow, we watched the autogiros take off, their unpowered rotors spinning freely in the wind as the front propeller pulled them forward. " 在航空展上,我们观看了旋翼机起飞,它们没有动力的旋翼在风中自由旋转,前方的螺旋桨则拉动它们前进。 vehicle technology machine 与AI对话词汇游戏阅读练习