As the Moon grew cooler and less elastic, rebound from large impactors would have been only partial and incomplete.
随着月球变得越来越冷，越来越没有弹性，来自大型冲击体的回弹变得不完整。
Accompanying the orbiter, NASA's Lunar Crater Observation and Sensing Satellite will drop two impactors into the South Pole of the moon.
伴随着轨道器一起，美国国家航空航天局的月球环形山观测侦测卫星会向月球南极释放两颗冲击器。
Craters form in some cases, such as Meteor Crater in Arizona, but in many cases, including Siberia, impactors explode far above the ground.
撞击坑来源多样，比如亚利桑那州的陨石坑，但西伯利亚的爆炸发生在地面上空，摧毁了爆炸中心数千公里的树木。
Envisaging the deficiencies of traditional impactors, a new mechatronic nitrogen explosion impactor based on pressure feedback is presented.
针对传统冲击器的缺点，介绍一种新型的基于压力反馈的机电一体化氮爆式冲击器。
When impactors slammed into the surface of Phoebe, the collisions excavated fresh, bright material — probably ice — underlying the surface layer.
当高速而来的撞击者一头扎进月亮表面时，就掘出了表层以下的新鲜物质——很可能是冰。
When impactors slammed into the surface of Phoebe, the collisions excavated fresh, bright material — probably ice — underlying the surface layer.
当高速而来的撞击者一头扎进月亮表面时，就掘出了表层以下的新鲜物质——很可能是冰。
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