在这一期间，人类的心脏在最终形成四个室之前经历的阶段很像各种动物的心脏。
During this early period, the human heart goes through stages in which it resembles the hearts of various animals, before it is finally divided into four Chambers.
在这样一支伟大的球队中我学会了很多，我非常感激在这一期间支持我的所有人。
Playing for such a great side taught me plenty and I am very grateful to all those who supported me during my time there.
来自巴里大学的研究员进行的最新研究表明：老年性痴呆的进程可以在这一期间被延缓。
The latest study, by researchers from the University of Bari, suggests that the development of dementia could be slowed during this period.
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