这种毒素正在杀死他的手臂、腿部和嘴部的神经，那将会阻碍摩根正常的咀嚼和讲话。

It's killing off his nerves in his arms, legs and mouth - it stops him from being able to chew and talking properly.

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但14岁的时候，拉阿巴斯先生说，他饱受神经衰弱的折磨，以至于对最微弱的声音过分敏感，尤其是咀嚼和脚步的声音。

But around age 14, Mr. Abas said, he became afflicted with a "neurosis" that made him acutely sensitive to the tiniest sounds, especially chewing and footsteps.

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为了支持本假设，我们还研究了与颊神经和咀嚼肌的解剖关系。

To lend support to this hypothesis, we also studied the anatomical relationship between the buccal nerve and the masticatory muscles.

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