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1. Officials say molten rock, gas and steam are bursting through cracks in the ground.
molten 熔化的
As molten rock meets the air, it cools and forms plates on the lake's surface.
当熔化的岩石遇到空气之后，它会冷却下来，并形成漂浮在湖面的岩板。
2.Shirl Baker got a standing ovation as she accepted the diploma of DeEbony Groves, one of four people killed in last month's shooting.
standing ovation 起立鼓掌
She received a standing ovation from both sides of the House.
众议院的两党议员都起立向她的到来致意。
