1. luminary /ˈlu:məˌneri:/

-- one who is a source of light or inspiration to others; famous person

A number of luminaries, including a Nobel Prize winner and two leading authors, will be present.

很多名人，包括一位诺贝尔奖得主及两位首屈一指的作家都将出席。

 

 

2. elucidate /ɪˈlu:sɪˌdeɪt/

-- throw light upon; make clear; explain

I asked the teacher to elucidate a point that was not clear to me.

我请老师说明一个我不大明白的地方。

 

 

3. lucid /ˈlu:sɪd/

-- (literally, "containing light") clear; easy to understand

To obviate misunderstanding, state the directions in the most lucid way possible.

为了避免误解，尽可能明白地说明。

 

 

4. luminous /ˈlu:minəs/

-- emitting light; shining; brilliant

With this watch you can tell time in the dark because its hands and dial are luminous.

用这只表你可以在黑暗中看时间，因为它的表针和表盘都是会发亮的。

 

 

5. translucent /trænsˈlu:sənt/

-- letting light through

Lamp shades are translucent but not transparent.

灯罩是半透明而不是完全透明的。