外科医生在手术期间佩戴外科口罩是标准流程。

It's standard procedure for the surgeon to wear a surgical mask during the operation.

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It's standard procedure for the surgeon to wear a surgical mask during the operation.

mask 是名词,意思是"口罩、面具",这里特指外科手术中使用的防护口罩,用于防止细菌传播和保护医生免受感染。

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