We chose surgical masks as an essential tool for that.

我们选择把医用口罩作为这样做的一个必要工具。

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Even before swine flu emerged, sick Japanese donned surgical masks to avoid infecting others.

即使在猪流感爆发前，患病的日本人戴上外科手术口罩来避免传染其他人。

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Priests in surgical masks offered Mass before a handful of faithful - also wearing masks.

牧师们戴着口罩在几名同样戴着口罩的虔诚教徒前面做弥撒。

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Some of them have surgical masks or other things to cover their noses. We've just come upon the large plaza near many government buildings downtown.

VOA: standard.2010.01.14

Nearby,soldiers guarding a street corner wear surgical masks issued to them by their commanders.

VOA: standard.2009.04.30

They then distributed surgical masks, regrouped, and charged the soldiers en masse.

WSJ: A Long March to Seize the Heart of Cairo

Surgical masks have quickly become the must-have accessory for the SARS-obsessed.

FORBES: Keeping Bugs At Bay

Dark glasses and surgical masks kept the world away from him.

ECONOMIST: Michael Jackson, pop star, died on June 25th, aged 50