impactn.影响；冲击力；撞击vt.挤入；压紧；撞击；对 ... 发生影响vi.冲击；撞击；产生影响impact block耐磨板impact fault冲击故障impactometer碰撞(空气)取样器impact probe冲击探头impact force冲击[压]力impact drive惯性冲击impactstress冲击应力impact index影响指数Impact Facts影响因素impact point中弹点

1. I'm afraid you'll have to buy airport management and construction fee.
   恐怕您得购买机场管理建设费票证。