Then he realized that their heads were hooded and their faces masked.

接着他才反应过，他们的脑袋上戴着兜帽，脸上蒙着面罩。

Masks and face coverings will be compulsory on public transports.

乘坐公共交通工具上必须戴口罩和面罩。

And some areas where ash is falling, residents were given masks to help them breath.

在一些火山灰下落的地区，政府给予当地民众面罩助他们呼吸。

Start-ups there are using 3D printers to crank out face shields.

那里的初创公司正在使用3D打印机制作面罩。

He wore a cover on his face.

他脸上戴着面罩。

With no interposed mask, two-thirds of the healthy hamsters were infected within a week.

在没有插入面罩的情况下，三分之二的健康仓鼠在一周内被感染。

I would recommend wearing mask or a respirator until you get it wet.

我建议佩戴口罩或防毒面罩，直到为止。

Otherwise, their visors would have to be equipped with windshield wipers!

否则，他们头盔上的面罩就得安装雨刷！

So, the design I'm using is something called the face shield.

所以我正在使用的设计叫做面罩。

And please make sure that you can see and breathe easily if you wear masks.

如果戴上面罩，请确保你能看清东西，呼吸顺畅。

Wearing a protective mask or face covering is nothing new.

戴口罩或防护面罩并不是什么新鲜事。

If you are wearing a facemask, please remove it before putting on the oxygen mask.

如果您正戴着口罩，请在戴上氧气面罩之前将取下。

The mask is rotating in the right direction.

面罩朝着向右的方向旋转。

What this rule refers to is putting on masks as a way to celebrate.

这条规则限制的是把戴面罩作为一种庆祝方式。

He wore black evening clothes and a mask over his face.

他穿着黑色晚礼服，脸上戴着面罩。

She gave me my first mask when I was two years old.

当我2岁的时候，她给了我第一个面罩。

Then you've got inexpensive hand-pumped oxygen masks, which could prevent a third of infant deaths.

然后，便宜的手泵氧气面罩可以防止三分之一的婴儿死亡。

They can buy gloves and a ski mask on the way to Eagle Mountain.

他们可以在去老鹰山的路上买手套和滑雪面罩。

I be one of those people that wears the protection.

我就是那种戴面罩的。

This is a beekeeper's veil, suit and gloves.

这是养蜂的面罩、套装和手套。