Pineapple contains bromelain and other active substances, on human skin blood vessels have a certain stimulus occurs soon after eating some flat itchy skin, limbs, tongue numbness.
菠萝含有菠萝蛋白酶等多种活性物质，对人的皮肤血管都有一定的刺激作用，有些人食用后很快出现皮肤瘪痒，四肢口舌麻木等。
Functional MRI charts changes in brain blood flow, allowing researchers to see which brain areas become more active in response to a particular stimulus.
功能性MRI图在脑血流方面会有所改变，从而容许研究者观察针对特定的刺激，大脑中哪一个部分变得更加活跃。
Functional MRI charts changes in brain blood flow, allowing researchers to see which brain areas become more active in response to a particular stimulus.
功能性MRI图在脑血流方面会有所改变，从而容许研究者观察针对特定的刺激，大脑中哪一个部分变得更加活跃。
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