exchange of equivalents 基本例句 等价交换 Exchange of unequal values makes the poor countries poorer.不等价交换使穷国更穷。 In myth, sacrifice is embodied in sacrificial rites while in enlightenment, it is shown in the principle of equal exchange.在神话中,这种自我牺牲表现为祭祀制度,而在启蒙中,则表现为等价交换的原则。