第一次: first; for the first time飞行: flight; flying; aviate; voya ...的: 4次方是 The fourth power of 2 i ...目标: target; objective第一次飞行: first flight; first ride样机第一次飞行: prototype first flight停止一次飞行: to discontinue a flight完成一次飞行: the completion of a flight改变一次飞行任务: to change a flight一次飞行总时间: chock-to-chock time下次飞行的仪器准备: instrumentation turnaround具体的一次飞行或航班: specific flight最后的目标 将目标设为最后一次的目标。: lasttarget初次飞行: maiden flight初次飞行;首航: maiden flight亚音速飞行的假目标: subsonic cruise decoy每周两次飞行: twice-weekly flight首次飞行任务: maiden mission第一次攻击击毁目标: first attack destruction飞行的: aeronautical; airborne; flying; operational; winged嘲笑的目标: mockery分析的目标: goal of analysis辐射的目标: radiating target好打的目标: sitting duck毁伤的目标: creppledl target