The investigation into the engine failure of a Boeing 777 could take more than a year, officials said, but already the picture is becoming clearer about what happened to the United Airlines flight on Saturday.
원문출처 : https://www.cnn.com/2021/02/23/us/boeing-aircraft-engine-fail-tuesday/index.html
원문출처 : https://www.cnn.com/2021/02/23/us/boeing-aircraft-engine-fail-tuesday/index.html