（偶然）发现

偶然遇见（碰见，发现）；停落于

lights on───偶然遇见（碰见，发现）；停落于

right on───好极了（表示支持、鼓励）；你说得对

light upon───偶然遇见

lighted on───点亮

light box───灯箱；标准灯箱；照光盒；航行识别灯控制箱

light out───匆匆离去

light pen───[计]光笔（等于lightpencil）

right on!───好极了（表示支持、鼓励）；你说得对

light up───照亮；点亮

We could see a glimmer of light on the far shore.───我们可以看到对岸微微闪烁的灯光。

I leave a light on when I'm out to discourage burglars.───我出门时开着灯以防夜盗闯入。

The moon's round orb would shine high in the sky, casting its velvety light on everything.───圆盘似的月亮会高悬在夜空中，将柔和的月光洒向人间万物。

Photographs are produced by the action of light on film.───光对底片发生作用从而产生照片.

We seem to be light on fuel.───我们好像燃料不多了。

She left the light on in the bathroom at his request.───她按照他的要求将浴室里的灯开着。

The container is invisible until you shine an ultraviolet light on it.───那个柜子只有用紫外线照射才可以看见。

Chlorophyll is produced by the action of light on the plants'leaves.───光对植物的叶子发生作用从而产生叶绿素.

You should turn the light on at dark.───天黑时你应开灯.

That information may cast light on the mystery.───那项情报可能有助于查明那件疑案.

We need more light on this subject.───对此事我们须有更多的了解.

He still could not throw any further light on why the elevator could have become jammed.───对于电梯为什么会卡住他仍旧给不出更多的解释。

The moon shone, shedding a ghostly light on the fields.───月亮闪耀，田野上洒下幽幽的亮光。

Does this information cast light on the problem?───这一信息会使问题得到澄清 吗 ?

The lamps on the side-tables threw warm pools of light on the polished wood.───边桌上的灯在锃亮的木头上投射下片片温暖的光亮。

Don't leave the light on when you go out.───出去时,请关灯.

Recent research has cast new light on the causes of the disease.───最新研究使人们进一步了解了这种疾病的起因.

Turn the light on so I can see.

Ella drew the curtains and switched the light on.

Recent research has cast new light on the causes of the disease.

You left the light on.

The numerous biographies of Baldwin cast little light on the subject.

It's awfully dark in here: put the light on.

Their research aims to shed light on the workings of the human mind.

I leave a light on when I'm out to discourage burglars.

He flipped the light on.