There was, of course, no way could the two colonies have checked take-off time with each other.

显然，这两个蚁群根本没有办法校对彼此的起飞时间。

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The mayor delivered the unwelcome news that city employees may have to take unpaid time off.

市长宣布了人们不想听到的消息，所有城市雇员可能不得不进行不带薪休工。

《柯林斯英汉双解大词典》

What time will your plane take off?

你的飞机什么时候起飞？

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The participants in the challenege will get a two month set of data from the National Airspace System, which includes a slew of data such as flight number, origin, destination, take-off time, arrival time, latitude and longitude at frequent interim waypoints along the journey and weather and wind data.

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Contact with Flight KQ507 was lost by air traffic control shortly after take-off at 0005 local time (0105 GMT).

BBC: NEWS | UK | Britons on crashed airliner named

So the decision to take a hands-off approach this time, was that because the previous attempts failed and the President wanted to see how it would work without him playing a role?

WHITEHOUSE: Press Briefing