radar是什么意思

短语搭配

(1)radar gun雷达测速器

(2)radar trap雷达阱

(3)radar signal雷达信号

(4)synthetic aperture radar合成孔径雷达

(5)doppler radar多普勒雷达

(6)airborne radar机载雷达

(7)radar screen雷达屏幕

(8)radar station雷达站

(9)under the radar雷达下；在雷达下

(10)phased-array radar相控阵雷达；相位阵列雷达

(11)radar beam雷达波束

(12)radar coverage雷达覆盖；雷达覆盖范围；雷达覆盖区

(13)microwave radar微波雷达

(14)use radar使用雷达

(15)radar records雷达记录

(16)surface-detection radar表面探测雷达

双语例句

(1)The principle of the invention of radar has something to do with bats.

雷达的发明原理与蝙蝠有关。

(2)Radar detected an aircraft in this airspace.

雷达检测到这片空域上有一架飞机。

(3)He has a very sensitive radar for people who want to be a celebrity.

他对想成为名人的人很敏感。

(4)The aircraft is located by radar.

飞机是通过雷达定位的

(5)They located the ship by radar.

他们通过雷达确定了船只的位置。

(6)Our radar began tracking the jets.

我们的雷达开始追踪那些喷气式飞机。

(7)The ship's radar scanned the sea ahead.

船上的雷达扫描了前方海域。

(8)We continued tracking the plane on our radar.

我们继续用雷达追踪那架飞机。

(9)The U.S. crew fixed its radar on the Turkish ship.

美国船员将雷达对准了那艘土耳其船。

释义

n.

a system for detecting the presence, direction, distance, and speed of aircraft, ships, and other objects, by sending out pulses of high-frequency electromagnetic waves which are reflected off the object back to the source

雷达，无线电探测系统。

[count noun]an apparatus used for this

雷达设备，无线电探测器。

a person's capacity for intuitive perception; a special sensitivity for factors, trends, etc.

（人的）直觉感知能力；（对因素或潮流等的）敏感性

keep your radar tuned to changes at work.

你要留意工作中的变化。

词源

"1940s： from ra（dio） d（etection） a（nd） r（anging）."

考纲分布

近6年出现4次

重要程度: 4星

100%; n 雷达

考纲释义

( 1)n. 雷达

真题例句：

This discovery of water under the Mars’ South Pole is the result of radar echoes (雷达回波).

得益于雷达回波，在火星南极下发现了水。[2021年 枣庄市卷 判断对错]

This will improve data collection in the areas which are not covered by radar and satellites.

这将改善由雷达和卫星无法覆盖的地区的数据收集。[2021年 泰安市卷 阅读理解]

They require expensive collection equipment (设备) like radar or satellites (卫星).

他们需要昂贵的收集设备，如雷达或卫星。[2021年 泰安市卷 阅读理解]

考纲分布

近12年出现0次

重要程度: 2星

0%; n 雷达

考纲释义

( 1)n. 雷达

考纲分布

近9年出现0次

重要程度: 2星

0%; n 雷达

考纲释义

( 1)n. 雷达

考纲分布

近9年出现3次

重要程度: 4星

100%; n 雷达

考纲释义

( 1)n. 雷达

真题例句：

In his lifetime, Marconi foresaw the development of television and the fax machine, GPS, radar, and the portable hand-held telephone.

Marconi在有生之年预见到了电视、传真机、GPS、雷达和便携式手持电话的发展。[2021年 CET6 阅读理解]

考纲分布

近16年出现3次

重要程度: 4星

100%; n 雷达

考纲释义

( 1)n. 雷达

真题例句：

Airborne technologies, such as different types of radar and photographic equipment carried by airplanes or spacecraft, allow archaeologists to learn about what lies beneath the ground.

机载技术，如飞机或航天器携带的不同类型的雷达和摄影设备，使考古学家可以了解地下的东西。[2014年 英语一 阅读理解B]

Archaeologists also may locate buried remains by using such technologies as ground radar, magnetic-field recording, and metal detectors.

考古学家还可以利用地面雷达、磁场记录和金属探测器等技术来定位被埋藏的遗迹。[2014年 英语一 阅读理解B]

必考短语

(1)ground radar地面雷达

(1)Hank turned that radar installation into a transmitter.

汉克把雷达改成了发射器。《X-Men: First Class》《X战警：第一战》

(2)Cactus 1549, radar contact lost. KC, come on over here.

全美航空1549，雷达信号消失。KC，来这里。《Sully》《萨利机长》

(3)But I was also first in my radar class in the Navy, and that was a class of 20. Can I say something?

我在海军服役时是雷达班的第一名，那个班里有20人。我能说几句吗?《The Pursuit of Happyness》《当幸福来敲门》

(4)On the front and rear bumper, there are three radar units. They detect the speed of oncoming cars. And slow down if there are any obstacles.

在前后保险杠上，有三个雷达探测器，用来探测行驶过来的车辆的速度，一旦遇到障碍就会减速。《The Good Wife Season 7》《傲骨贤妻第七季》

(5)It is a cutting edge high-tech firm, out of the Midwest awaiting imminent patent approval on the next generation of radar detectors that have both huge military and civilian applications now.

一家高科技公司，就在中西部，安若坦实业就等着新一代的的雷达探测仪专利批复下来了，在军用及民用领域都会被广泛应用。《The Wolf of Wall Street》《华尔街之狼》

(6)But the problem with this system is that it's based on radar, aging technology that requires air traffic controllers to leave large safety margins between each plane, which means fewer planes can take to the skies.

但是问题出在这个系统是以雷达为基础的，由于技术的限制，飞行员必须使各飞机之间保持足够的安全间距，也就是说，只有少数飞机可以在空中同时飞行。《America Revealed》《透视美国》

(7)So you're still under the radar. I have to ask you to keep all this to yourself.

那你还没有引起注意。我得请你对这一切保密。《House of Cards Season 4》《纸牌屋 第四季》

(8)This generation, your generation, I know, has developed a finely honed radar for B.S.. Can you say B.S. at Harvard?

我知道，你们这一代人为商业学校模式的发展做出了贡献。可以在哈佛提起“商业学校”的字眼吗？《Oprah Winfrey Speech at Harvard》《奥普拉演讲》