As we said, these hydrothermal vents are releasing into the ocean depth this intensely hot water that contains a chemical called hydrogen sulfide, and also a gas, carbon dioxide.

正如我们所说，这些热液喷口正在向海洋深处释放这种强热的水，含有一种叫做硫化氢的化学物质，和一种气体，二氧化碳。