Protective masks.

保护面罩。

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An Afghan boy tries to sell protective masks on a market in Kabul, Afghanistan, Monday, Nov. 9, 2009.

2009年11月9日，一名阿富汗男孩在阿富汗首都喀布尔的某个市场兜售口罩。

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To ensure that under the 10 police unharmed, Smith decided to purchase rubber gloves and protective masks.

为了保证手下的10名警察安然无恙，史密斯决定购置橡皮手套和防护面具。

youdao

Some pilgrims wore protective masks to prevent the spread of germs.

VOA: standard.2009.11.29

They include cleaning and sterilizing all nondisposable items such as dental tools between patients, disinfecting surfaces and requiring staff members to wear protective masks, gloves and eye wear.

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They include cleaning and sterilizing all non-disposable items such as dental tools between patients, disinfecting surfaces and requiring staff members to wear protective masks, gloves and eye wear.

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For example, Cabinet ministers in Jerusalem have been publicly squabbling over whether to issue protective masks and other equipment at once or only when a chemical attack is underway.

CENTERFORSECURITYPOLICY: Holding our noses against gas attack