名词
中文翻译：金属返回
同义词：
['recycle', 'reuse', 'reclaim', 'reprocess']
例句：
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1. The company's commitment to environmental sustainability is evident in their metallic return practices.
该公司对环境可持续性的承诺体现在他们的金属回收实践上。
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2. The recycling program has significantly reduced the amount of waste sent to landfills.
该回收项目已显著减少了送往垃圾填埋场的废物量。
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3. Recycling not only benefits the environment but also saves money on raw materials.
回收不仅有利于环境，还能节省原材料费用。