许多飞行员已经讨论了这样的飞行，但没有一个人飞过。

Many pilots had talked about trying to make such a flight. But no one had done it.

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（这种新的）技术将使许多飞行员的操作步骤实现自动化。

Technology would automate many of the pilot's functions.

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现在中国进军战斗机制造，他们必须要训练许多飞行员，用来替补那些飞机失事死亡的。

Now with China into manufacture of fighter planes, they will surely have to train a lot of pilots for replacement of the lost ones.

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