有证据表明，地球相撞的大型物体从空间。

There is evidence that suggests the earth has collided with large objects from space.

youdao

在此次例行探险的最后一次潜底时，扫描声纳在海底发现了一个大型物体。

On the final dive of the trip, the scanning sonar detected a large object on the seafloor.

youdao

在现有的康普顿散射成像技术中，如何对大型物体进行成像的问题始终没有得到充分解决。

In the field of Compton scatter imaging, the problem of how to image a large-scale object is still not fully settled.

youdao