P14. In general, the more cognitive processing you do within a given period, the more time you judge to have passed.

一般来讲，在给定的时间内一个人要认知的因素越多，就会觉得时间越漫长。

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Methods: the developing vestibular sensory organ of Kunming white mice aged from the tenth embryonic day (ED10) to fourteenth postnatal day (P14) were studied by light microscopy.

方法：应用光镜对昆明种小白鼠的前庭感觉器官从胚胎第10天(ED10)至出生后第14天(P 14)的发育过程进行形态学研究。

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