和谐英语

VOA慢速英语:美国飞机事故后下令检查发动机

2018-04-20来源:和谐英语
Words in This Story

debris –n. the pieces that are left after something has been destroyed

blade –n. one of the flat spinning parts that are used in some machines that push air, such as jet engines

fatigue –n. weakness caused by stress in living or mechanical materials

occur –v. happen