悬案

Perhaps more than an ambiguity, it was an irony of history.

也许那并非一宗历史的悬案， 而只是一段反讽。

Could you give us some legal advice on a pending court case?

对这件悬案您能给我们一些法律上的建言 吗 ？

This is an unsettled law case.

这是一桩悬案。

For them, the persona of Citibank´s letter writer has become an enduring enigma of customer care.

对他们而言， 这位发信人的身份已经成为了花旗客户服务的一桩悬案。

Cold case investigator Pat Brown could be on the trail of an ancient killer.

悬案研究人员布朗也许正在追踪一位古代的凶手。