然而到了三月，气氛骤变。

On March 3rd, however, the mood changed.

天气的骤变打乱了我的全部计划。

All my plans were upset by the sudden change in weather.

水在温度骤变时会吸收或释放大量的热。

Water can absorb and release a lot of heat with big changes in its temperature.

当约伯面对人生骤变，而神又默然不语时，他仍然找到可以赞美神的理由。

When Job's life fell apart, and God was silent, Job still found things he could praise God for.