我要入住，我的预定号是180。
猎鹰9号的第一级有9个引擎，即使一个或多个引擎故障，它仍然可以到达预定轨道。
With nine engines on the first stage, Falcon 9 can reach orbit even if one or more fails.
在由南非德班巡游至意大利热那亚港的途中，“梅洛迪”号昨天晚上按预定行程停靠在约旦海岸的亚喀巴。
The Melody, on a cruise from Durban in South Africa to the Italian port of Genoa, was last night continuing to a scheduled stop at Aqaba on the Jordanian coast.
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