Oxygen masks are used in aircraft only in emergencies.

Secure masking tape to the edge of the glass table.

先在玻璃桌的边缘包上一层带子.

Dust masks are graded according to the protection they offer.

防尘口罩根据它们的防护效果分等级。

Objective Probe into the iconic memory mechanism in visual pattern masking.

目的探讨视觉模式掩蔽的感觉记忆机制.

Many of the dancers at the fancy dress ball wore colorful masks.

化装舞会上的许多跳舞者戴着五颜六色的面具。

See the video demo: using the layer masking " . "

请参阅《视频示范: 搁置图层蒙版 》.

They have gone the route, in many cases, of just big — big bowls, big statues, big masks, big everything.

在很多情况下，他们从头到尾都只做大的东西——大碗，大雕像，大面具，所有东西都是大的。

He put masking tape round the edges of the glass while he painted the window frame.

他给窗框上漆时,用遮蔽胶带把玻璃边缘贴住.

The window was roughly patched with cardboard and masking tape.

这窗子是用纸板和胶布马马虎虎堵起来的.

The robbers were wearing masks.

抢劫犯戴着面罩.

The King took a fancy to ordering disguises and masks.

国王迷上了订购化装用品和面具。

He went to the masked ball without masking his face.

他去参加化装舞会而没戴假面具.

He is good at masking his real character behind an assumed manner.

他善于用伪装的举止来掩饰其真正的性格.

Too much salt masks the true flavour of the food.

太多的盐会盖住食物本来的味道。

This is the virus in very crude simple diagrammatic form.

这是非常粗略简单的图式病毒形态。

The virus seems to have attacked his throat.

病毒看来已经侵蚀到他喉部了。

It could be a virus, or it could be all in the mind.

它可能是种病毒性疾病，也可能纯属心理作用。

A number of recent advances hold out if not the hope of a cure, then at least the possibility of some drug which could stop the spread of the virus.

近来的一些进展即使不能提供治愈的希望，也至少有望研制出来某种药物来阻止病毒的传播。

The virus is not passed on through touching or shaking hands.

那种病毒不会通过接触或握手传染。

This virus infected thousands of computers within days.

这种病毒在短短几天内感染了数千台计算机。

There is a risk of passing the virus on.

有传播病毒的风险。