Give him enough rope to hang himself. 让他去作茧自缚吧. He took the bait. 他上钩了. 他上当了. You almost got me on that one. 你那一招,差点儿使我上当. I had you going there. 我刚才把你骗得团团转.
This is a setup. 这是个陷阱. It's a scam. 这是个骗局.
This is a fish catch man. 这是个粉红色陷阱. It's sugar-coated. 那是包了糖衣的毒药.
Don't fall for it. 不要上了它的当.