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Telescopes and microscopes are optical instruments.是什么意思？

Telescopes and microscopes are optical instruments.

望远镜和显微镜是光学仪器.

相关词汇
telescopes and microscopes are optical instruments

telescopes

n. 望远镜( telescope的名词复数 )；
例句
They turned their telescopes towards other nearby galaxies...
他们把望远镜转向附近其他星系。

and

conj. 和，与，而且，于是，然后，因此；
例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

microscopes

n. 显微镜( microscope的名词复数 )；
例句
Telescopes and microscopes magnify.
望远镜和显微镜能放大.

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；
例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

optical

adj. 视觉的，视力的，眼睛的，光学的；
例句
...the most advanced optical telescope in the world.
世界上最先进的光学望远镜

instruments

n. 器具( instrument的名词复数 )，工具，（尤指航空中用于操作的）仪器，乐器；
例句
The instruments glowed in the bright orange light...
明亮的橙色灯光下，这些乐器闪闪发光。
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。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
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。
相关例句
They hastened to greet him and asked urgently, "Did you find it?"
他们赶忙去迎他，急切地问，“找到了吗？”
...unnecessary duplication of resources.
不必要的资源重复
Don't confound the means with the ends.
不要使手段与目的混淆不清.
Take a deep breath and blow.
深呼吸，吐气。
Don't take on more responsibilities than you can handle.
不要承担过多的责任。
The poem, which appeared in 1890, is an exaltation of married love.
写于1890年的这首诗是对婚姻爱情的高度颂扬。
...such a perfect day for picnicking.
适合野餐的好天气
He sold me a duff radio.
他卖给我一台不响的收音机。
a venue for a sporting event
举行体育比赛的场所
...communities who feel that the political system has failed them.
对此套政治体制感到失望的群体