For any tourists who do cross the bridge into Mexico, the heavily armed men in blue masks are among the first sights they see.

VOA: standard.2009.04.30

Rather, his subtlety shows itself in his deliberate concealment of it, in the ways in which he masks himself in obviousness.

他的狡猾表现在他故意地隐藏这种隐约，而且是以很直白的方式表现的。

耶鲁公开课 - 现代诗歌课程节选

He had just come from writing the music for a number of masks by the celebrated playwright and mask-writer Ben Johnson.

他刚刚为著名的剧作家和面具作者本约翰,写的《面具》作了很多曲。

耶鲁公开课 - 弥尔顿课程节选

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

In so many violent acts and so many people go to war, what they do is they paint their faces or they put on masks.

在很多暴行中，很多去打仗的人，他们会往脸上涂彩，或者戴面具。

耶鲁公开课 - 心理学导论课程节选

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

VOA: standard.2009.04.30

Crazy Jane is one of Yeats's masks or roles.

疯珍妮是叶芝的面具或角色之一。

耶鲁公开课 - 现代诗歌课程节选

On weekend nights, as one artist told us, it's like Carnival without the masks.

VOA: standard.2010.04.15

The most striking of which were death masks made of pure gold on the remains of the body, but also jewels, and implements, and weapons of very high expense.

其中最引人注目的是,覆盖在尸体上以纯金所制的面具,当然还有贵重的珠宝,器具,武器

耶鲁公开课 - 古希腊历史简介课程节选

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

VOA: standard.2009.11.29

He and wife buy masks and fans during their travels.

VOA: standard.2010.07.26

Although face masks, which have become a common sight in Mexico City, are worn by only a few people on the streets of Juarez,pharmacies say they are doing a brisk business selling them.

VOA: standard.2009.04.30