"The reason BP and other oil companies have to push the limits of technology in exploration and extraction is that they have no other option remaining," says geologist Bitzer.
“英国石油公司等之所以拼命开发勘探钻探技术，是因为他们别无选择。”地质学家比泽尔说。
2
Later I became a geologist for an oil company.
后来，我成为一家石油公司的地质学专家。
3
I work as a geologist with an oil and gas exploration service company.