Well at least they gave that impression. However, we will suppose that they are an extraordinarily astute couple, who deceive everyone upon this point, and conspire to murder the husband. He happens to be a man over whose head some danger hangs--
好，至少他们使人产生这种印象。然而，我们假定他们是一对诡计多端的人，在这一点上欺骗了所有的人，而且共同图谋杀害道格拉斯。碰巧道格拉斯正面临着某种危险……