"If indeed we find some features in the CMB which are well fitted by a collision but are hard to explain otherwise, this would be a tremendously important development," he says.
“如果我们确实发现了些由碰撞产生的背景微波辐射特征，尽管这仍然很难给予解释，但它已经是个巨大且重要的进展。”他说道。
But a cold hard physics fact is that something hurting though space at 18,000 miles a second could be torn up by a collision with the tiniest speck of dust imaginable.
但是一个更冷酷的物理事实是，以每秒18000英里的速度穿越太空，哪怕是能想到的最微小的尘埃，被它一碰都可能将航空器撕个粉碎。
Observations of a distant galaxy cluster collision reveal a core of invisible matter devoid of glittering galaxies-something that is hard to explain by current theories.
对遥远的星系团碰撞进行观察后，发现了一个不可见物质的核心，然而其中没有星光闪烁的星系，这用目前的理论是难以解释的。
The models of collision speed and collision Angle relating to horizontal curve radium and its direction, hard shoulder width and operation speed are derived by regression.
通过回归分别建立了碰撞速度、碰撞角度与平曲线半径及转向、运行速度、硬路肩宽度的相关模型。
Cech's true feelings are hard to discern, as he has no memory of the horrific collision that left him requiring brain surgery, and he is yet to speak about the incident.
很难断定切赫的真实感受，因为自从接受脑部手术，他对那次可怕的冲撞没有任何记忆，对那次意外他也没有进行任何评论。
He pushed hard on the brake pedal to avoid a collision.
他使劲踩下煞车踏板以避免撞车。
He pushed hard on the brake pedal to avoid a collision.
他使劲踩下煞车踏板以避免撞车。
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