剑桥词典a turbine used as an engine , especially for an aircraft , that provides some force for movement from the gas that it pushes out, and some by turning a large special wheel with blades that also pushes air out, or an aircraft driven by this type of engine 涡轮风扇发动机，内外函喷气发动机；涡轮风扇式飞机 返回 turbofan