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📡radar (雷达)

noun
/ˈreɪdɑːr/
雷达 (leida)
racy radiance

含义

a system that uses radio waves to detect the position and speed of objects
a system for detecting the presence, direction, distance of aircraft, ships by sending out radio waves
含义翻译
一种使用无线电波检测物体的位置和速度的系统。
yī zhǒng shǐyòng wúxiàndiànbō jiǎncè wùtǐ de wèizhì hé sùdù de xìtǒng.

例句

The plane was detected by the airport's radar system.

飞机通过机场的雷达系统被发现了。
fēijī tōngguò jīchǎng de léidá xìtǒng bèi fāxiàn le.

The radar detected an unknown aircraft approaching the base.

雷达探测到一架未知的飞机接近基地。
Leida tàncè dào yī jià wèi zhī de fēijī jiējìn jīdì.

示例表达

under the radar
在雷达下
zài léidá xià

同义词

scanner, detector, sensor, locator, detection system, sonar, tracking device
条目 1
scanner, detector, sensor, locator
条目 2
detection system, sonar, tracking device

反义词

blind spot, invisibility

搭配词

radar system, radar signal, air radar, weather radar, radar screen, radar detection
条目 1
radar system, radar signal, air radar, weather radar
条目 2
radar screen, radar signal, radar detection

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