Dr Renno thinks that when the craft settled, its thrusters melted some of the ice and the resulting mud splashed onto the leg.
雷诺博士认为当飞行器着陆时，它的推进器融化了一些冰，随之产生的泥溅到了支架腿上。
2
The 3-inch (7.6-centimeter) insect-which resembles a modern mayfly-likely stayed in the mud long enough to move its leg before flying off, leaving a perfect impression.
In the BACKGROUND, a winch cable SNAPS and whips through the air, damn near severing a man's leg. He goes down, screaming in mud and blood, pinned by a fallen tree stump. Men rush over to help him.