runway condition

例句：

1. 1. The pilots are requiredto maintain a certain level of readinessfor takeoff and landing.
   飞行员需要保持一定的起飞和降落准备水平。
2. 2. The weather forecastindicated that the runway would be clearfor takeoff.
   天气预报显示，跑道将能见度良好，适合起飞。
3. 3. The maintenance crewwas working diligently toensure the runway conditions were optimal forthe upcoming flight.
   维护团队正在努力确保跑道条件最适合即将到来的飞行。