Now, this may be just a hypothetical situation but global warming is worsening rainfall extremes and shifting weather patterns.

现在，这可能只是一个假设的情况，但全球变暖正在恶化降雨极限，促使天气模式变化。

A hypothetical situation; the site of a hypothetical colony.

假设的情形；假定的殖民地点。

Can be used to set up a condition in a hypothetical situation.

可以用在假设情况下设置条件。

This is an extreme and hypothetical situation, but it has real-world analogues.

这是一种极端假设下的情况，但现实中确有类似的。