There is no connection between their nervous systems.
母子的神经系统之间没有任何联系。
A likely moment occurs as the embryos' nervous systems begin to form.
有可能是在胚胎的神经系统开始形成的时候。
Its main toxic actions were on the digestive and nervous systems.
对犬的毒性主要表现为消化道和神经系统症状。
It's especially dangerous for children since their nervous systems are still developing.
为儿童的危险性更大，因为他们的神经系统还在发育。
The sympathetic and para-sympathetic nervous systems are brought into a state of balance.
交感神经和准交感神经系统正进入一个平衡的状态带来的。
Extreme stress can impair the development of the nervous and immune systems.
极度紧张有可能损害神经和免疫系统发育。
At first glance, the nervous and immune systems appear very different.
乍一看来，神经和免疫系统似乎非常不同。
At first glance, the nervous and immune systems appear very different.
乍一看来，神经和免疫系统似乎非常不同。
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