Shrunken limbs and missing digits are likely due to changes in the Hox genes, which determine the development of lower body segments.
缩小的肢体和消失的趾头很可能是由于基因的变化而造成的，这决定了下肢的演化过程。
"But when a child is born with limbs missing, she traverses a distinct developmental path that entails novel brain organization and associated behavioral adjustments".
可是，如果孩子出生时缺少四肢，她就要穿越截然不同的发育路线，途中需要新的脑组织及其相关的行为适应。
Patients with amputated limbs who still feel discomfort in the missing appendage are still hurting, for example, since their brain is registering signals, however distorted, of the sensation.
例如，在截过肢的病人仍然感到原患肢的疼痛存在，因为他们的大脑已经记录过感觉不正常的信号。
Patients with amputated limbs who still feel discomfort in the missing appendage are still hurting, for example, since their brain is registering signals, however distorted, of the sensation.
例如，在截过肢的病人仍然感到原患肢的疼痛存在，因为他们的大脑已经记录过感觉不正常的信号。
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