能够研究化学反应中的每一步同样很重要。
High-school chemistry lessons, with their neat equations transforming, say, 2H+O into 2HO,miss out a plethora of intermediate steps such as the formation of hydroxyl, OH.
高中化学课上简单的反应方程式省略了大量的中间步骤。例如 2H? + O? = 2H?O 就没有体现形成羟基的过程。
In a lab, these intermediates are often too short-lived to be detectable.
实验室里,这些中间过程非常短暂,人们难以探测。
But in space an intermediate may hang around a long time before it encounters its partner inthe next stage of a reaction.
不过在太空中,一个中间过程会持续很长时间,直到碰到下一步反应的搭档。
ALMA can see the microwave traces of such intermediates, and thus gain a betterunderstanding of them.
ALMA可以看到这些中间过程的微波轨迹,因此研究者可以更好的了解这些过程。
There are also completely new reactions to discover.
还有全新的反应有待人们发现。
Anthony Remijan, of America s National Radio Astronomy Observatory, who is one of theastronomers putting ALMA through its paces, is studying the formation of methyl formate, acompound widely used on Earth in applications from insulation to insecticides.
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