I have never seen the sentence before the pig runs. I have never seen the sentence before the pig runs.

1, "Never seen a pig run" is preceded by "Never eaten pork". The correct expression is "I haven't eaten pork, but I've seen a pig run", which probably means that one person doesn't know what pork is, and another person says, you haven't eaten pork, but have you seen a pig run?

2. "I have never eaten pork, but I have seen pigs run" is a joke, which probably means that although I have not experienced it personally, I have seen it and have a certain understanding. There is a cloud in the sixteenth time of A Dream of Red Mansions: "You are afraid that he can't do it. Who is good at it? The child is so big that he has never eaten pork or seen a pig run. "

3. By extension, it means that although I don't know much about some things, I may know something about these food-related things or situations.

In fact, besides "I have never eaten pork, I have seen pigs run", there are many folk proverbs, such as "I fell down when it rained, so I got up by myself." "Don't just look at riding a horse like a flying dragon, but also look at the scars he left when he was training a horse." Generally speaking, although those riders are awesome, they don't really know how much they have suffered when training horses.

5. "Fragrant flowers are not necessarily beautiful, and talented people do not necessarily say it." The meaning of this sentence is that fragrant flowers are not necessarily beautiful, and diligent and capable people are not necessarily good at mouth.