On today's Moment of Science, we'll learn how a geyser works.
在今天的科学一刻中，我们将要学习喷泉是如何工作的。
But, unlike any other geyser, this one erupted with a poisonous gas.
但是，这个间歇泉不像其它间歇泉，它喷发的时候毒气也一起冲起来。
Step four: the geyser is quite impressive and the current measured record is 21 feet!
步骤四：这喷泉很有震撼力，现在所测量的最高纪录是21英尺！
Step four: the geyser is quite impressive and the current measured record is 21 feet!
步骤四：这喷泉很有震撼力，现在所测量的最高纪录是21英尺！
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