xiàn tài yé / dāng táng / shěn wèn / ， / yào / tā / shuō chū / qí yú / xiōng dǎng / de / xià luò / 。

县太爷当堂审问，要他说出其余凶党的下落。

The county magistrate interrogated him on the spot, demanding that he reveal the whereabouts of the other accomplices.