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1. The scientist used an experiment block totest the new device.
科学家使用一个实验块来测试这个新设备。
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2. The engineerdesigned a block of wood for the constructionproject.
工程师设计了一块木头用于建筑项目。
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3. The physicist conducted experimentson the block to study its properties.
物理学家在这块板上进行实验,研究其性质。