单词：oxygen hose
oxygen hose的用法和样例：
例句
- Eventually,using a walker,Mom began to take walks through the house.She was trailed by oxygen tubing and Otto.终于，我妈妈开始用助行架在室内走动，身后拖着氧气管，跟着奥托。
单词：oxygen hose 相关文章
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