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光指示器经常与幻灯片放映机一起使用.用英语怎么说？

光指示器经常与幻灯片放映机一起使用.

A light pointer is often useful with a slide projector.

相关词汇
light pointer is often useful with slide projector

light

n. 光，发光体，电灯，点火器；adj. 轻的，明亮的，浅色的，少量的；v. 点燃，照亮，用光指引；adv. 轻地，轻装地；
例句
...the light of the sunset's afterglow.
落日的余晖

pointer

--
例句
AIRSPEED INDEX , An adjustable pointer on the airspeed indicator.
空速指标, 在空速表上可以调整的指针.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

often

adv. 常常，经常，时常，再三；
例句
Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。

useful

adj. 有用的，有益的，有帮助的，令人满意的；
例句
A tripod will be useful to align and steady the camera...
三脚架有助于调准和稳定相机。

with

prep. 和，跟，随着，关于，和…一致；
例句
A waiter entered with a tray...
侍者端着托盘进来了。

slide

vi. 滑落，下跌，打滑，[棒球]滑垒；vt. 衰落（成），逐渐降低，使悄悄转动，（使）快捷而悄声地移动；n. 幻灯片，降低，滑梯；
例句
James Watson, Philip Mayo and I gave a slide and video presentation...
詹姆斯·沃森、菲利普·梅奥和我利用幻灯片和视频进行了介绍。

projector

n. 放映机，幻灯机，投影仪，设计者，放映技师；
例句
There is a new projector in my office.
我的办公室里有一架新的幻灯机.
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
a grub in an apple
苹果上的蛴螬
He repeated that he did not intend to be mealy-mouthed with the country's leaders.
他重申道，他和国家领导人谈话时无意拐弯抹角。
My good cousin, absolve yourself from sorrow.
我的好姐姐, 别自寻烦恼吧.
Sturgeons and gars are ganoid.
鲟鱼和长嘴鱼都是硬鳞鱼.
He dressed simply and led a quiet family life.
他穿着简朴，过着平静的家庭生活。
...a bandaged hand.
缠着绷带的手
One point of concentration is where the air tube and bronchus spanides.
集中的一点是气管和支气管分叉的地方.
None of the water from Lake Powell is used to irrigate the area.
鲍威尔湖的水一滴都没有用于灌溉该地区。
He booted the ball 40 yards back up field.
他一脚踢出40码远，把球踢回前场。
Tambov had slightly missed the point.
坦波夫有点不得要领。