Ken Hon is the chief scientist at the USGS's Hawaiian Volcano Observatory.

肯·洪(Ken Hon)是美国地质调查局夏威夷火山观测站的首席科学家。

The USGS system is called ShakeAlert.

美国地质调查局的系统被称为ShakeAlert。

The U.S. Geological Survey, or USGS, said the path of lava flows can change quickly.

美国地质调查局(USGS)表示，熔岩流动的路径可能会迅速改变。

Kishor Jaiswal, a USGS structural engineer, said the area has a lot of vulnerable buildings.

美国地质调查局的结构工程师基肖尔·贾斯瓦尔说，该地区有很多脆弱的建筑物。

The USGS method makes it possible to warn people in areas where seismic activity is expected.

美国地质调查局的方法使人们有可能在预计会发生地震活动的地区发出警告。

But the USGS does have equipment that can pick up seismic data when an earthquake is just starting.

但美国地质调查局确实有可以在地震刚开始发生时收集地震数据的设备。

The USGS says the purpose of ShakeAlert is to identify the first energy to be released in an earthquake.

美国地质勘探局表示地震警报系统的目的是确定地震中释放的第一波能量。

Earthquakes are caused by movements, or slips, in existing faults under Earth's surface, the U.S. Geological Survey (USGS) explains.

美国地质调查局解释说，地震是由地球表面下现有断层的运动引起的。

USGS and state officials warned, the lava flow, while slowed in recent days, is inching closer to cutting off this highway.

美国地质勘探局和州官员警告说，熔岩流虽然最近几天有所减缓，但正一点点接近切断这条高速公路。

Colin Williams of the USGS Mineral Resources Program said companies should recycle more of the copper that is already out there.

美国地质调查局矿产资源项目的科林·威廉姆斯表示，企业应该回收更多现有的铜。