In the days following, samples of solid gypsum were repeatedly brought on deck as drillingoperations penetrated the seafloor.
在接下来的几天里，随着钻探作业深入海底，固体石膏样品被不断地被带上甲板。
2
It is building its second ice-breaking ship and setting up research drillingoperations on an ice dome 13,422 feet above sea level that is one of the planet's coldest places.