The pattern is not unlike what one sees in some geysers, which slowly heat up, boil off their supply of groundwater in a spectacular display, refill, and repeat the cycle, day in and day out, year after year.

 
  • 这样的模式类似于某些间歇泉,缓慢的加热,然后在一次壮观的喷发中排出所有蓄积的沸腾地下水,然后再重新蓄水,重复上述循环;日复一日,年复一年。
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