名词
中文翻译：空气罐
同义词：
['airbag', 'air cushion', 'air supporter']
例句：
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1. The car's air holder was broken, so I had to walk for a while.
汽车的气囊坏了，所以我不得不走了一段路。
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2. The baby's air holder was too small, and he couldn't breathe properly.
婴儿的气囊太小了，他呼吸不畅。
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3. The engineer used an air holder to stabilize the structure during testing.
工程师使用一个气囊来稳定结构进行测试。