The trick is to visualise gorging non-stop on the food, rather than conjuring up an appetite-whetting single image.

方法是要在脑子里不停地、狼吞虎咽地吃虚幻食品，而不是出现产生食欲的那种形象。

youdao

In fact he did, he devised a new and improved version of the Tories' conjuring trick.

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It was a brilliant conjuring trick that made Chrysler look much better than it really was.

ECONOMIST: Face value

But in recent decades the universities have performed a sort of conjuring trick.

ECONOMIST: A cardinal in cyberspace