Complex sentence: Nevertheless, Papaelias suggested a number of mechanisms that may prevent an antimatter meteor of being evaporated which helps the object to escape annihilation during its infall flight and therefore to reach the ground level.
Split into simpler sentences: Nevertheless, Papaelias suggested a number of mechanisms that may prevent an antimatter meteor of being evaporated. This helps the object to escape complete annihilation during its infall flight and therefore to reach the ground level.