radar
英 [ˈreɪdɑ:(r)]美 [ˈredɑr]
radar意思解释
n.雷达;雷达装置;无线电探测器; 变形 复数:radars 双语释义n.(名词)[U]雷达 a method of finding the position

radar读音音标
英 [ˈreɪdɑ:(r)]
美 [ˈredɑr]
radar意思解释
n.
雷达;
雷达装置;
无线电探测器;
变形
复数:radars
双语释义
n.(名词)
[U]雷达 a method of finding the position of solid objects by receiving and measuring the speed of radio waves returning from them[U]雷达装置 equipment used for this英英释义
radar[ \'reidə ]
n.
measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects
同义词:microwave radarradio detection and rangingradiolocation
词汇搭配
用作名词 (n.)形容词+~early-warning radar预警雷达marine radar船用雷达~+名词radar beacon〔bombing, control, installation〕雷达信标〔轰炸,控制,装置〕radar fence〔scope, screen〕雷达警戒网〔显示器,荧光屏〕介词+~by〔on〕 radar用雷达
词组短语
radar cross section
雷达截面,雷达目标有效截面phased array radar
相控阵雷达weather radar
天气雷达radar echo
雷达回波doppler radar
多普勒雷达radar image
雷达影像radar detection
雷达侦测imaging radar
成像雷达;测绘雷达radar transmitter
雷达发射器under the radar
在雷达下;低调神秘radar screen
雷达防线,雷达网radar tracking
雷达跟踪surveillance radar
监视雷达tracking radar
跟踪雷达;追踪雷达radar receiver
[电子学]雷达接收器radar altimeter
雷达高度计radar beam
雷达射束coherent radar
相干雷达;同调雷达marine radar
航海雷达双语例句
用作名词(n.)There are enemy aircraft on the radar screen.雷达萤屏上出现了敌人的飞机。They plotted aircraft movements by radar.他们借雷达标示飞机的动向。
