The shield is needed to keep the infrared telescope cold in space.

需要使用遮光罩让红太望远镜在太中维持低温。

The window blind is a screen that you can use to cover the window.

遮光板是你可以用遮住窗户的板子。

We have fixtures that have full cut-off shielding, so it all goes to the ground.

们的灯具都有完全的遮光设计，所以所有的光都投向地面。

Someone in the next room had lit a dark-lantern.

隔壁房间里有人点着了一盏遮光灯。

Martin also recommends rethinking the black-out curtains you might use to foster a very dark sleeping environment.

马丁不建议使用遮光窗帘营造漆黑的睡眠环境。

Window shades need to be up so we can see if there's an emergency, such as fire.

遮光板需要拉起，这样们就可以看到是否有紧急情况，比如火灾。

And when we landed, we had to have all of our shades drawn down. The lights were off.

们在伊拉克降落时必须把所有遮光板放下。灯也被关了。

In our sport, we all wear blackout eye masks to equalize the level of vision between all players.

运动过程中，运动员佩戴遮光眼罩，平衡所有队员的视力水平。

Window shades need to be up so we can see if there's an emergency, such as a fire.

遮光板收起，们才能看见起火等紧急状况。

All the blinds are down and the flight attendants they're back in their cabins, and the curtains are drawn.

所有遮光板都被拉下，们回休息舱了，帘子也被拉上了。

You may consider using blackout curtains or an eye mask to block ambient light.

您可以考虑使用遮光窗帘或眼罩阻挡环境光。

Just make every room a blackout room.

只需将每个房间都设为遮光室即可。

You can actually see that in the cellular shades which cover this window.

您实际上可以从覆盖该窗口的蜂巢型遮光帘中看到这一点。

The cool thing is also here we have some privacy shades.

更酷的是，们这里还设有一些隐私遮光帘。

I also need to ask you to raise your window blind and make sure your seat back is in the upright position for take-off.

还需要请您拉开遮光板，并确保您的座椅靠背处于起飞的直立位置。

Instead, a common way astronomers detect them is by watching as they pass in front of their star, blotting out some of the light.

相反，天文学家探测系行星的常用方法是，当它们经过恒星前方时，观察其遮光情况。

It will unfold the sun shield and deploy its mirror, which is designed to look for signs of light from far-away stars and galaxies.

它将打开遮光罩并展开其反射镜，该反射镜旨在寻找遥远的恒星和星系发出的光的迹象。

It's forced or blanched, covered over so when it's young it doesn't get any light and then it grows tall and pale in colour.

在生长过程中会进行遮光处理，幼苗时接收不到阳光，它长得高高白白的。

I hastened before Bessie; I softly opened the door: a shaded light stood on the table, for it was now getting dark.

赶到贝西前面；轻轻地打开门：桌子上有一盏遮光灯，因为天快黑了。

Well-designed lighting  will have shielding to focus the light to where it needs to be and minimise  excess light shone into the atmosphere.

设计良好的照明系统会配备遮光罩，以将光线精确导向所需位置，并最大限度减少多余光线射入大气层。