People have found a way to protect themselves by wearing face masks.

人们发现可以通过戴口罩的方法来保护自己。

In a study, scientists from the US and Denmark said that people around the world are now using 129 billion face masks every month.

在一项研究中，来自美国和丹麦的科学家表示，世界各地的人们现在每月使用1290亿个口罩。

Many of them wore face masks and overcoats.

他们中的很多人头戴面具，身披外套。

The pair inside wore face masks and white gloves.

车内的两个人带着面罩和白色的手套。

'I can't reveal whether I used face masks,' says Mahle.

“我不能透露是否用过伪装面具，”梅丽莎说。

Meteorologists advised the public to wear face masks to ward off dust.

气象学家建议公众外出时戴口罩。

Divers will also need to wear full face masks to protect their eyes and mouths.

潜水者同样需要带全脸面具以保护眼睛和嘴。

Now, men in blue coveralls, white helmets and face masks roam the wreckage.

目前，身着蓝色制服，白色头盔及面具的人员在废墟中检察。

According gto the company, orders for face masks are 20 times higher than average.

据该公司表示，口罩订单要比以往平均水平高20倍。

Only two of about two dozen employees seen on a recent visit were wearing face masks.

近期对工厂的一次访问发现，二十多名工人中仅有两名佩戴口罩。

Commanders wearing face masks roamed the streets, issuing orders through walkie-talkies.

指挥官们带着面具漫步街头，通过对讲机发出命令。

They were met by black-clad police with helmets, face masks and small round riot shields.

防暴警察，全副武装，青衣面甲，手执圆盾。

When approached, one elderly couple wearing face masks waved frantically from inside their car.

我们走近一对带着面罩的老夫妇，他们从车里面使劲摆手。 “别过来！”

Use protective clothing, proper ventilation and face masks to reduce the risk of absorbing toxins.

穿着防护服、采取适当的通风和戴面罩来降低吸入毒素的风险。

In addition to gloves, companies may need face masks, sleeves, and other protective coverings.

此外，除了手套，面罩、护袖和其他保护性的覆盖物品都是必要的。

The traffic is murder, the smog so bad locals wear face masks and the tap water isn't potable.

那里的交通状况真要命，雾霾严重、以至于当地人都得戴面罩，而且自来水也不能直接饮用。

Around him, men wore blue face masks that made them look like surgeons rather than businessmen.

在他的周围，围绕着戴着蓝色口罩的人，使他看起来更像是个医生，而不是商人。

The participants also wore face masks that enabled the researchers to measure their oxygen consumption.

参与者戴面罩(面罩上有测量装置)，研究员可以测量他们的氧气消耗量。

Worse, protective measures like wearing face masks barely help because the particles are too small.

石远凯说，“更糟糕的是，因为颗粒太小，像戴口罩这样的保护性措施几乎不会起到什么作用。”

None wore face masks, despite a pall of silica dust in the air, and some said they had not showered in years.

尽管空气中到处漂浮着粉尘和沙土，但他们没有一个人戴有防护面具，其中有一些人还说他们已经几年没洗过澡了。

However, due to the huge demand for smog masks, it switched to the research, production and sales of face masks.

但是由于市场对雾霾口罩的巨大需求，该厂转而研究、生产和销售口罩。

I always directly put masks as faces to treat, they forget the smiling face masks under tend to be a tearing face.

我总是直接把面具当做面孔来对待，却忘记了笑脸面具下往往都是一张流着泪的脸。

And contrary to other reports, Stanford University scientists have found that face masks can prevent transmission of influenza.

而与其它报告不同的是，斯坦福大学的科学家发现口罩可以防止流感的传播。