名词
中文翻译：树脂
同义词：
['resin', 'resinous']
例句：
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1.The resinous substance is used in the production of varnishes.
这种树脂类物质用于生产清漆。
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2. Resin is a natural product that can be extracted from trees.
树脂是一种从树木中提取的天然产品。
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3.The ancient Egyptians used resin to make pottery and seals.
古埃及人用树脂制作陶器和印章。