If you are in bed during the night and an earthquake occurs, simply roll off the bed.
如果地震发生在夜里而你正在睡觉，爬下床即可。
When an earthquake occurs, we observe The Times at which the wavefront passes each station.
当地震发生，我们会观察波经过每一个站点的所用的时间。
If you are in bed during the night and an earthquake occurs, simply rolloff the bed. A safe void will exist around the bed.
假如晚上生发了地震，而你正在床上。你只有简单地滚下床。在床的四周会构成一个保险的空间。
If you are in bed during the night and an earthquake occurs, simply roll off the bed. A safe void will exist around the bed.
如果晚上生发了地震，而你正在床上。你只要简单地滚下床。在床的周围会形成一个安全的空间。
If you are in bed during the night and an earthquake occurs, simply roll off the bed. A safe void will exist around the bed.
如果晚上发生了地震，而你正在床上。你只要简单地滚下床。在床的周围会形成一个安全的空间。
Because you don't know where you will be when an earthquake occurs prepare a Disaster Supplies Kit for your home workplace and car.
茵为你不知道地震发生的时候自己会在哪儿，所以，在家里、办公地点以及汽车上，都准备一套抗灾装备吧。
Because you don't know where you will be when an earthquake occurs, prepare a Disaster Supplies Kit for your home, workplace, and car.
因为你不知道地震发生的时候自己会在哪儿，所以，在家里、办公地点以及汽车上，都准备一套抗灾装备吧。
When an earthquake occurs, it releases energy in the form of seismic waves that radiate from the earthquake source in all directions.
当一个地震发生时，它以从震源向各个方向发生的地震波的形式释放能量。
When an earthquake occurs, it generates an expanding wavefront from the earthquake hypocenter at a speed of several kilometers per second.
当地震发生，它会从震源产生一个速度为数公里每秒的扩散的波。
Hence an earthquake occurs. Lastly, some of the questions on earthquake prediction are put forward according to the new type of strong events such as the Wenchuan earthquake.
最后，针对这种发震机理的新型地震，提出了今后关于地震预报的几点思考。
Under these conditions, once an earthquake occurs on a given fault, it's done; but this also means that other faults in the region that appear quiet today may still be triggered.
在这种情况下，一旦在某一断层发生地震，震完也就结束了，但这也意味着，该区域其它现在似乎沉寂的断层仍可能被触发。
By planning and practicing what to do before an earthquake occurs, you can condition yourself and your family to react correctly and spontaneously when the first jolt or shaking is felt.
如果在地震发生前就做好了准备和演习，你和家人就能在察觉震感的第一时间及时、正确地做出反应。
When an earthquake occurs, the first information that is processed and relayed is usually based on a small subset of the seismic stations in the network, especially in the case of a larger earthquake.
当一场地震发生时，尤其是一场大地震发生时，最先处理并传递的资料信息通常来源于地震监测网络中很小一部分的地震监测站。
We can certainly hope that someday we'll be in a world where an earthquake can be anticipated and predicted before it occurs.
我们肯定期盼着有朝一日我们生活在一个地震能够在发生前就被预测到的世界里。
Such a gliding action does have catch points where the plates are not smooth, and hesitation and jerking with a sudden release occurs, a type of earthquake that seems to last for most of an hour.
这种滑动作用在板块不平滑之处的确有着“捕获点”，板块突然释放时，就形成了阻碍和晃动。这种类型的地震最长似乎可以持续1小时。
Such a gliding action does have catch points where the plates are not smooth, and hesitation and jerking with a sudden release occurs, a type of earthquake that seems to last for most of an hour.
这种滑动作用在板块不平滑之处的确有着“捕获点”，板块突然释放时，就形成了阻碍和晃动。这种类型的地震最长似乎可以持续1小时。
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