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...
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....