Not to put too fine a point on it, I think you are lying.
不客气地说，我认为你在撒谎。
Not to put too fine a point on it, the place was an absolute dump.
不用把这个地方想得太好，它简直就是一个垃圾场。
Not to put too fine a point on it, but your wife is treating you like a dog that only she is allowed to walk.
不要把问题看得太细，但是你的妻子的确把你看做只有他才能遛的狗一样。
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