the reason you get the munchies when stoned is because the psychoactive ingredient in marijuana THC makes its way into your bloodstream, either through the lungs or by eating it through the stomach, and then the THC makes its way to your brain here.
當你發呆時,你之所以會吃東西,是因為大麻中的精神活性成分四氫大麻酚通過肺部或通過胃部食用進入你的血液,然後四氫大麻酚通過這裡進入你的大腦。