名词中文翻译
中文翻译：低比重
同义词：
['low density', 'low weight', 'low concentration例句：1. The material has a low density', 'which makes it easy to mold.（这种材料密度低，易于成型。）']
例句：
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1. The material has a low density, which makes it easy to mold.
这种材料密度低，易于成型。
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2.The new drug has a low weight, making it easier to administer.
新药的剂量轻，便于使用。
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3. The oil is low in concentration, so it can be easily diluted with water.
油浓度低，可以很容易地用水稀释。