hole and corner
A:Susan has got married.
A:苏珊已经结婚了。B:Really? How do you know that?
B：是吗?你怎么知道的?
A:Her marriage was a hole and corner affair.
A：她秘密结婚的。B:Why? That's good news, but no one knows it?
B:为什么?是好消息呀，大家怎么都不知道?A:I have no idea. Maybe she didn't want to let us..., so...
A;不清楚。或许她不想让我们……，所以……