名词
中文翻译：树脂酸树脂
同义词：
['树脂，树脂酸，树脂酸树脂例句：1. The ancient tree was covered in a thick layer of resinous acid resin', 'which protected it from the elements.（那棵古老的树覆盖着厚厚的一层树脂酸树脂，保护它免受恶劣环境的影响。）2. The scientist discovered that the resinous acid resin could be used as a natural preservative for food storage.（科学家发现，树脂酸树脂可以作为天然的食品储存防腐剂。）']
例句：
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1. The ancient tree was covered in a thick layer of resinous acid resin, which protected it from the elements.
那棵古老的树覆盖着厚厚的一层树脂酸树脂，保护它免受恶劣环境的影响。
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2. The scientist discovered that the resinous acid resin could be used as a natural preservative for food storage.
科学家发现，树脂酸树脂可以作为天然的食品储存防腐剂。
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3. In ancient times, people often used resinous acid resin to make tools and weapons, as it was strong and durable.
在古代，人们经常使用树脂酸树脂制作工具和武器，因为它既坚固又耐用。