A neurotransmitter is a chemical that nerve cells use to communicate with each other and with muscles.神经传递素是神经细胞用来在相互之间及向肌肉组织传递信号的化学物质。Group members have to communicate with each other through role-play.小组成员必须通过角色扮演互相交流。Officials of the CIA depend heavily on electronic mail to communicate with each other.中情局官员之间的联系在很大程度上依赖电子邮件。Family therapy showed us how to communicate with each other.家庭疗法指导我们彼此之间的沟通交流。