偷梁换柱的英文：
[Literal Meaning]
steal/beam/replace/timber
to steal the beams and pillars and replace the rotten timber

[解释]
暗中玩弄手法，以假代真，以次充好。

[Explanation]
to perpetrate a fraud

[例子]
他采用了偷梁换柱的手法，贪污了公司上百万元的钱。

[Example]
He adopted the method of perpetrating a fraud and embezzled millions of dollars from the company.

resort to fraudulence;Stealing the beams and pillars and replacing them with rotten timbers
偷梁换柱