A máscara de oxigênio
Example: Durante o voo, a máscara de oxigênio caiu automaticamente.
Definition
"A máscara de oxigênio" refers to the oxygen mask used in aviation to provide passengers and crew with breathable oxygen during emergencies, especially when cabin pressure drops. It is an essential safety device that automatically deploys in such situations to ensure survival and comfort.
Etymology
The term "a máscara de oxigênio" originates from Portuguese, where "máscara" means mask and "oxigênio" means oxygen. The phrase literally translates to 'the oxygen mask.' The concept and name reflect its function as a mask delivering oxygen. Did you know that oxygen masks became standard in commercial flights after mid-20th century aviation safety improvements?
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"A máscara de oxigênio" appears in the Vocaplus list "", containing 110 commonly used words.
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the oxygen mask