名词
中文翻译：废料
同义词：
['waste', 'scrap metal', 'scrap paper']
例句：
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1. The old printer had a lot of scrap paper to use for his new project.
这位老印刷工有很多废纸可以用来做他的新项目。
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2. The scrap metal was sold at a low price to raise funds for the school.
这些废旧金属以低价出售，为学校筹集资金。
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3. The scrap paper was used to make new notebooks.
这些废纸被用来制作新的笔记本。