Behind closed doors at the UK headquarters of Rolls-Royce Aerospace, machinery whirs, fans hum and blades screech as some 1,000 people go about the complex task of getting an airplane engine off the ground.
원문출처 : https://www.cnn.com/travel/article/airplane-engine-made-rolls-royce/index.html
원문출처 : https://www.cnn.com/travel/article/airplane-engine-made-rolls-royce/index.html