S-13：smell rat 觉察事情不对头
A:I got conned by someone. I was almost taken to the cleaner.
A:我证人骗了，几乎要领家荡产了。
B:Nothing rang the bell?
B:没什么事让你起疑吗？
A:No. I have so much trust in him.
A:没有，我是这么信任他。
B:You should have smelled rat.
B：你本该觉察出事情不对头。
A:Yes.But what is done cannot be undone.
A:对，可是覆水难收。
