And these connections form slowly over time.

随着时间的推移，这些联系会慢慢形成。

During this sleep stage, your brain strengthens neural connections formed by the previous day's experiences and integrates them into existing networks, Dr. Robbins said.

罗宾斯博士说，在这个睡眠阶段，你的大脑会加强由前一天的经历形成的神经连接，并将它们整合到现有的网络中。

Having the towns ready and railway and steamboat connections formed with the rest of the world, they carried out the people to use the railways, the steamships, the houses, and the land.

有了城镇和与世界其他地方的铁路和轮船联系，他们就让人们使用铁路、轮船、房屋和土地。