"This is the most effective system published so far for hydrogen production," says Oliver Lenz at Humboldt University in Berlin, who works on the enzyme hydrogenase.
3
刚刚过去的这个春天,两名柏林洪堡大学的研究人员也对欧洲其他地区的类似调查结果给出了报告。
This past spring, two researchers at Berlin's Humboldt University reported somewhat similar findings in other parts of Europe.