但是在此之前，地球物理学者们认为，这种俯冲带大地震仅仅在年轻的海洋地壳挤入地幔处才可能发生。
But geophysicists had thought that great subduction-zone earthquakes happened only where younger oceanic crust scrapes its way into the mantle.
到了某个点，“压力压倒了摩擦力，”进行这次地质勘察的地球物理学者Rosss.Stein说，然后断裂就产生了。
At some point, said Ross s. Stein, a geophysicist with the geological survey, "the stress overwhelms that friction," and a rupture occurs.
作为地球物理学者，他在美国航天航空局喷气动力实验室所做的研究，帮助在正确的时间和正确的位置发射宇宙飞船，并且使之准确到达目的地。
His research for NASA's Jet Propulsion Laboratory as a geophysicist helps launch spacecraft at the correct time and position to reach their exact destinations.
这个小组的成员，也是位于印第安纳西拉斐特普渡大学的地球物理学者EricCalais在给《自然》的邮件中写到，“很不幸，我们的预测是对的”。
One of the team members, geophysicist Eric Calais of Purdue University in West Lafayette, Indiana, said in an e-mail to Nature: "Unfortunately we were pretty much right on."
这个小组的成员，也是位于印第安纳西拉斐特普渡大学的地球物理学者EricCalais在给《自然》的邮件中写到，“很不幸，我们的预测是对的”。
One of the team members, geophysicist Eric Calais of Purdue University in West Lafayette, Indiana, said in an e-mail to Nature: "Unfortunately we were pretty much right on."
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