A house built from living tree roots that provides natural against earthquakes?在可以自然抗震的活着的树根里建房?The cattle precautions against earthquakes most shed!最牛防震棚!The building standards in California require against earthquakes....
This area is subject to earthquakes.该地区常发生地震。Earthquakes produce two types of seismic waves...地震产生两种地震波。It's sheer folly to build nuclear power stations in a country that has dozens of earthquakes every year.在每年会发生几...