The circumstances of this case are unusual. 这个案件的情况很不寻常。

Cancellation under certain circumstances is covered by your travel insurance policy. 在某些情况下取消旅行是旅游保险单中所包括的。

Under different circumstances she might have been able to appreciate the irony of it. 要是在不同的环境下她或许能够欣赏它的讽喻。

In exceptional circumstances students may take examinations at Head Office. 在特殊情况下学生可以到主任办公室参加考试。

I would never in any circumstances dream of comparing her with you. 我无论如何不会拿你和她作比较。

Under no circumstances will we agree to splitting up the company. 我们无论如何不会同意把公司拆开。

It's amazing that they did so well under the circumstances. 他们在那种情况下还做得那么好，这真令人惊奇。

problems caused by unemployment, divorce, or some unusual family circumstances 因失业、离婚或不寻常的家境所导致的问题

You are obliged by law to notify the agency of any change in circumstances. 你有法律义务把任何情况的改变通知代理处。