“catastrophic events”造句，怎麼用catastrophic events造句

1、We can, in principle, now estimate how large a meteorite would have to have been to cause catastrophic events.

3、In a perfect world, this would be sufficient, but computers and software can crash, power can fail, and other unpredictable, catastrophic events can conspire to erase your work.

2、Natural disasters are catastrophic events with atmospheric, geologic, and hydrologic origins. Disasters include earthquakes, volcanic eruptions, landslides, tsunamis, floods, and drought.

4、The aim of the charter is to raise awareness about the need to put children at the heart of disaster risk reduction as they are among those who suffer most from catastrophic events.