若以目前商用客机而言，答案是“涡轮扇引擎”，它是近数十年来最新的演化成果。
For virtually all commercial airliners today, the answer is "turbofan engines," the latest in a decades-long evolution.
若以目前商用客机而言，答案是“涡轮扇引擎”，它是近数十年来最新的演化成果。
For virtually all commercial airliners today, the answer is "turbofan engines," the latest in a decades-long evolution.
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