| 单词 | oxygen mask |
| 释义 | oxygen mask mask placed over the nose and mouth through which a person can breathe oxygen, eg in an aircraft or hospital 氧气面具; 氧气罩 Oxygen masks are used in aircraft only in emergencies. 飞机上的氧气面具只用於紧急情况. |
英汉双解词典包含38652条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。
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