名词
中文翻译：残留物
同义词：
['remainder', 'residue例句：1. The experiment left us with a lot of residual questions.（实验留给我们许多未解的问题。）2. The chemical analysis revealed a significant amount of residual pollutants in the water.（化学分析显示，水中存在大量的残留污染物。）3. The leftovers from the dinner were still warm and delicious.（晚餐的剩菜仍然温热可口。）']
例句：
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1. The experiment left us with a lot of residual questions.
实验留给我们许多未解的问题。
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2. The chemical analysis revealed a significant amount of residual pollutants in the water.
化学分析显示，水中存在大量的残留污染物。
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3. The leftovers from the dinner were still warm and delicious.
晚餐的剩菜仍然温热可口。