直到 18 世纪，分娩椅一直作为助产工具。在这之后，只有男人能当医生并能学习产科，分娩椅才被换成床。 作者：ZDF/Terra X/ Story House Productions/ Jochen Ruderer Jens Afflerbach/ Jürgen Rehberg, Arsenij Gusev/ Franziska Menz, Ronald Rist/ Fritz Göran Vöpel, Martin Wolkinger, Stefan 翻译和配音 : alugha 点击这里查看更多视频：https://alugha.com/TerraX
At the time of Isaac Newton, it was believed that the celestial bodies were moved by the so-called ether, a substance assumed to fill up all of space. But no one could prove the existence of this substance. Newton realized: rather than ether, there must be a universal action at a distance, originati
The Alps are Central Europe's highest mountains, towering as high as 4800 meters. Today, mainly the harsh weather shapes the Alps. But the forces that formed these mountains came from within the Earth. Author: ZDF/Terra X/Bilderfest/Florian Breier, Christian Stiefenhofer/Michi Kern/Klaus Wache/Tob
Even in Viking times, the sea route between the North and Baltic Seas, the Kattegat, was notorious for its treacherous currents. The solution: a Viking-style Kiel Canal. Author: ZDF/Terra X/Hanna Kotarba/Pro in -Space/Jochen Schmidt Translation and dubbing: alugha Click here to see more videos: h
