短語詞組短語flight departure delay 航班離港延誤Flight aftereffect delay time 航班後傚晚點時間the flight is delay 飛機晚點起飛compensation for flight delay 延誤補償Flight Delay Propagation 航班延誤波及flight delay propagation DAG 航班延誤波及DAGflight time -delay 飛行時滯flight delay recovery 航班延誤恢複 返回 flight delay