这些人组织了一个实验室叫做五大湖环境研究工作实验室。
These people set up a lab called the Great Lakes Environmental Research Laboratory.
这些人建立了一个五大湖环境调查研究实验室。
These people set up a lab called the Great Lakes Environ-mental Research laboratory.
这些人建立了一个五大湖环境调查研究实验室。
These people set up a lab called the Great Lakes Environ-mental Research laboratory.
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