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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
'Daddy! I came second in history' — 'Well done, sweetheart!'
“爸爸！我的历史得了第二名。”——“考得好，亲爱的！”
Friendship means understanding, not agreement. It means forgiveness, not forgetting.It means the memories last, even if contact is lost.
友情是理解，不是妥协；是原谅，不是遗忘。即使不联系，感情依然在。
When it comes to soft drinks Coca-Cola is the biggest selling brand name in Britain.
说到软饮料，可口可乐在英国是最大的畅销品牌。
The National - Day celebration this year was an unprecedentedly great occasion.
今年国庆日庆祝仪式空前盛大.
The little girl cajoled her father into buying her a new dress.
这小姑娘哄得她爸爸给她买了一件新衣服。
Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.
道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。
The soil contains 30 times the acceptable level of radioactivity.
这片土壤受到了高于标准30倍的辐射.
His voice was deep but gentle, almost sensuous.
他的声音低沉而温柔，几乎可以说是性感。
Art is long, but lift is short.
人生有限,学问无涯;人生有限,艺术无穷;人生有限,学海无涯;
All his life he has been struggling against injustice.
他一生都在与不公正现象作斗争。