A portion of flight specially devoted to accomplishing such things as takeoff, climb, cruise,descent or landing.In the above sentence, for the phase of flight,what does " landing" mean ?
A.起飞
B.巡航
C.下降
D.降落
正确答案是D
A portion of flight specially devoted to accomplishing such things as takeoff, climb, cruise,descent or landing.In the above sentence, for the phase of flight,what does " landing" mean ?
A.起飞
B.巡航
C.下降
D.降落
正确答案是D