名词
中文翻译：束缚气体
同义词：
['bound air', 'confined gas']
例句：
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1. The bound gas was releasedinto the atmosphere.
束缚气体被释放到大气中。
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2. The confined gas was causing a firehazard.
受限气体引发了火灾危险。
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3. The gas wasreleased from the tank and filled the roomwith its scent.
气体从罐中释放出来，充满了整个房间的香味。