oxygen mask
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/ˈɑːksɪdʒən mˈæsk/
British pronunciation
/ˈɒksɪdʒən mˈask/

"oxygen mask"的定义和意义

Oxygen mask
01

氧气面罩, 氧气罩

a breathing device worn over the nose and mouth that is hooked up to an oxygen tank
oxygen mask definition and meaning
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