Silver birches were edged out by conifers, and substantial brick houses, with double-pitched roofs, replaced the concrete and wooden dwellings of mid and western-Siberia.

路轨边已经是松树而不再是白桦，坚固的斜屋顶砖房替代了西伯利亚西部和中部用水泥木材建成的居所。

The dwellings where they would crash after a hard day working the land usually consisted of simple houses or tents.

他们居住的地方往往只是一些简单的房屋或帐篷，在辛勤耕作一天之后他们会在那里“栖身”。

Houses were abandoned and the foundation stones used to construct fortified dwellings in caves underground.

房子被弃置，而房屋的基石则用来修建加固在地下洞穴里的居所。