However, they have real impacts, as they result in misguided use of scarce resources ．

This kind of training is ineffective, and wasteful of scarce resources

这种训练没有效率，而且是对稀缺资源的浪费。

Green is not deep, a little bright light.

绿色还不深，带点浅亮。

I could see a bright light in the sky.

我可以看见天空中的一个亮点。

It's difficult to see anything against the bright light.

对着强光很难看到东西。

I like to read in the bright light at night.

我喜欢碣上明亮的灯光下看书。

While one eye adjusts to the dark, the other eye gets used to the bright light of the high-resolution screen.

一只眼（靠着枕头的那只）适应了黑暗的环境，而另一只眼（看手机的那只）则适应了高分辨率屏幕发出的亮光。

Dim the lighting – it is unpleasant to lie with a bright light shining in your eyes

把灯光调暗一些——躺着时眼前灯光太强很不舒服。

You can open the slats for a bright light or angle them for more shade

可以调节百叶窗使光线亮一些，也可以暗一些。

I closed my eyes against the bright light.

我闭上眼睛以防强光的照射。

The researchers say getting children outside in bright light for classes and break time may be the best way of protecting their vision.

研究人员表示让儿童在明亮的户外活动、上课和休息可能是保护他们视力最好的方法。

The moon cast a bright light over the yard

明亮的月光洒在院子里。

It is an object of the present invention to collect a scarce metal such as iridium from a light-emitting element which is no longer used.

本发明的一个目的是从不再使用的发光元件中收集铱之类的稀有金属。

Hospital beds were scarce and medicines were practically non-existent.

当时医院病床紧缺，药物根本所剩无几。

Changes of topsoil P contents were gently in the trial orchard during the whole year, P contents were 0.2%~ 0.3%, and in the state of scarce;

本试验园片耕层土壤含P量全年变化平缓，在0.2%～0.3%的范围内，处于比较缺乏的状态；

By doing so, they can optimize the value of scarce IT dollars and concentrate efforts on developing software features that provide the greatest business benefit.

采用这些方法，他们能够使比较缺乏的IT资金最优化，并且能够集中精力开发出能够提供最大商业利润的软件特性。

The bright light made him wink.

强烈的光使他直眨眼睛.

Bright light is the painter's best friend.

明亮的光线对画家最有利.

The torch shed a bright light on the path ahead.

手电筒把前面的小路照得通明.

The pupil becomes smaller in bright light and larger in dim light.

光线强时瞳孔变小,弱时变大.

He blinked at me when I suddenly flashed the bright light in his face.

我在他脸上闪照亮光时,他向我瞬目而视.