名词
中文翻译：甲醛
同义词：
['formalin', 'methylene dioxydehyde']
例句：
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1.The chemical was used to preserve the wood in this museum.
这种化学物质被用来在博物馆中保存木材。
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2. Formaldehyde is a toxic gas that can cause respiratory problems.
甲醛是一种有毒气体，可能导致呼吸问题。
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3. The formaldehyde levels in the room were too high for comfort.
房间里的甲醛浓度太高，让人感到不舒服。