jet-propelled喷气推进: jet propulsion式: type; style的: 4次方是 The fourth power of 2 i ...【航空】喷气推进。: jet-propulsion喷气推进: duct propulsion; exhaust propulsion; gas jet propulsion; gas-jet propulsion; jet drive; rocket propulsion下载手机词典可随时随地查词查翻译