helicoptersn.直升机名词helicopter的复数形式.
helicoptern.直升飞机vt.用直升飞机载送vi.乘直升机
Helicopter Support Activity直升机支援活动
Helicopter Support Squadron直升机支援中队
Helicopter Utility Squadron效用直升机中队
helicopter above the palace在宫殿上方飞的直升飞机
Helicopter Direction Center直升机指挥中心
helicopter aerial ambulance救护直升机
Helicopter Acquisition Test直升机截获试验
helicopter live-line work直升机带电作业
helicopter electrical power直升机电源
helicopter ground resonance直升机地面共振