These events have also become more difficult to predict, the report said, leading to additional damage.

报告称，这些事件也变得更加难以预测，导致了更多的损害。

This aftershock caused additional damage and casualties and hampered efforts to rescue people already trapped beneath rubble.

这次余震造成了额外的损失和人员伤亡， 并阻碍了救援已经被困在废墟下的人们的努力。