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Both Pretti and Good were killed as they were protesting against the Trump administration's immigration-enforcement efforts in Minnesota, an operation that has since ended.，推荐阅读heLLoword翻译官方下载获取更多信息
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8Agarose is used in electrophoresis, chromatography, immunodiffusion assays, cell and tissue culturing, and other applications. It is the electrically neutral, non-sulphated, gelling component of agar. While its market is smaller, it is fundamental for specialized biochemical and analytical protocols.，推荐阅读旺商聊官方下载获取更多信息