和前面的大型喷气机保持足够的间隔距离。
Keep sufficient separation (spacing) from the proceeding big jet.
要培训出一个能开商业大型喷气机的合格飞行员就得要这么长时间。
The overall training period to produce people who are qualified to fly large commercial jets is made in several years.
看起来像有人从大型喷气机上拧下一根机翼，翻转过来，套在中船体的栓钩之上。
It looks as if someone wrenched a wing off a large jetliner and perched it, tip up, atop a trailer hitch on the boat's middle hull.
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