Doug Gurian-Sherman is a scientist with the Union of Concerned Scientists.

道格·格里安—谢尔曼（Doug Gurian-Sherman）是忧思科学家联盟的一名科学家。

And I don't see, so far, this technology being anywhere near that yet, ” Gurian-Sherman said.

到目前为止，我还不认为这种技术能满足这个要求。”格里安—谢尔曼说。

Doug Gurian-Sherman is a scientist with the Union of Concerned Scientists.He says the technology could be useful, but as there is no proof it is necessary to feed the world.

道格·格里安 - 谢尔曼是科学家关怀联盟的一名科学家，他说这项技术可能有用，但并没有证据表明它对养活全世界有必要。