名词中文翻译
中文翻译：残余物
同义词：
['remainder', 'residue', 'leftover']
例句：
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1.The water has a residue of salt on it.
水里有盐的残留。
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2. The soil had a residue of organic matter left over from the previous harvest.
土壤里还有上一个收获季节留下的有机物质残留。
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3. The chemical residue in the food was causing health problems.
食物中的化学残留正在引起健康问题。