光的

Wertheimer discoveres the illusionary movement of light, and calls it the "Phi Phenomenon"

韦特海默发现光的错觉运动，称之为&Phi现象&

This requires the user to zoom the lens in to avoid the vignetting.

用户要拉长镜头以避免虚光的产生。

Just then there was a loud commotion behind them. Kathleen and Mark spun round. A big mass of scary looking men wearing blue tracksuits was heading right for them. And right in the middle of them was a torch!

就在此时，他们背后传来一阵骚动声，凯萨琳和马克转过身来，看到一大群穿著成套蓝色运动服、目露凶光的男子正朝著他们跑来，而他们正中间有一支火把！

For scratches like these you can often use a Meguiar's paint cleaner to improve the scratch in such a way that is difficult to see unless you know exactly where to look.

对于抓痕，正如你可以经常使用美光的漆面清洁剂去弥补漆面，这样做是很难看清它究竟是伤在哪里，直到你知道它真正伤在哪里。

Now light travels at 186,000 miles per second.

光的速度是每秒186000英里。

Prisms are commonly used in binoculars to change the direction of light.

棱镜通常被在双筒望远镜里使用改变光的指示。

Es ist nicht alles Gold, was gl?

nzt…閃光的未必都是金子

A hard, steel-gray metal that takes a high polish, it is used in alloys (e.g., ferro chromium , steel, stainless steel) to increase strength and corrosion resistance.

铬是质硬、可高度拋光的青灰色金属。加入合金中可提高其强度和耐腐蚀性。

When can not guarantee that request, are given voice, the alarm signal light.

当不能保证要求时，给出声音、光的报警信号。

The butterflies spread their sails on the sea of light.

蝴蝶在光的海洋里翩然起舞。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。