They were merely piled one above the other without any attempt at order.
他们只是把堆在一个以上的，没有其他任何企图秩序。
Robert said he was hopeful of returning to attempt the climb without any ropes.
罗伯特表示，希望以后有机会尝试不用任何绳索重新爬上这座高楼。
However to attempt to fly any aircraft without professional instruction is extremely foolhardy.
然而，试图在任何飞机飞行专业教学是极其愚蠢。
However to attempt to fly any aircraft without professional instruction is extremely foolhardy.
然而，试图在任何飞机飞行专业教学是极其愚蠢。
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