求翻译：有一架飞机从墨尔本飞往上海，但是现在突然收到通知机场会关闭在凌晨，飞机跑道需要维护，所以我正尝试尽量为机长延长时间，让飞机顺利落地是什么意思？

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There is one of the new aircraft fly to Shanghai from Melbourne, but now suddenly received will notify the airport and runway needs to be closed at 1:00, so I am trying to preserve as much as possible to allow time to captain extended smooth landing aircraft

Some airplane flies to Shanghai from Melbourne, but the present receives suddenly informs the airport to be able to close in before dawn, the runway needs to maintain, therefore I am attempting as far as possible for the aircraft commander extension of time, lets the airplane smooth landing

A plane from Melbourne to fly to Shanghai, but now suddenly notified airport will be closed in the early morning, the runway requires maintenance, Captain of the so I'm trying to try to extend the time, was successfully landed by aircraft

A plane from Melbourne to Shanghai, but now suddenly notified the airport will be closed in the early morning, runways need to maintain, so I am trying to try to extend the time for the captain, so that a smooth landing aircraft