他是个老油条，什么都见过。

He is a sophisticate who has seen it all.

她在这个行业里是个老油条，经验丰富。

She is a sophisticate in this industry with rich experience.

作为一个老油条，他知道如何处理这种情况。

As a sophisticate, he knows how to handle this situation.

这家餐厅的老板是个老油条，很难被忽悠。

The owner of this restaurant is a sophisticate and hard to fool.

他在谈判中表现得像个老油条，非常老练。

He acted like a sophisticate during the negotiation, very skillful.

如果你是一个老油条，这篇文章看不看无防！

If you are a sophisticate , this article does not look without prevent!

那小子是个老油条。

That guy is a slippery customer.

丹是个非常喜欢白吃白喝的老油条。

Dan is a big, old sponge.