| 释义 |
ra·dar /ˈreɪdɑː(r)/ n. | phr.
n.
1. 雷达，雷达设备；无线电探测器，无线电定位装置
out of radar coverage 在雷达覆盖面之外
a ground radar station 地面雷达站
The B-1 has a smaller radar image than the older plane. B-1轰炸机的雷达反射成像比老式飞机要小。
The entire flight is tracked on radar. 飞行全程由雷达跟踪。
2. 雷达技术
3. 类似雷达的东西
Bat's radar is very good. 蝙蝠的雷达效应极灵敏。
4. 关注范围，局面
phr. below (或 beneath, under) the radar 在视线以外，不引人注目的 below the radar of copyright enforcement 躲过版权法规的管制 cook with radar 见 cook¹
on sb.'s radar 受某人注目
on the public's radar 受公众注目 [radio detecting and ranging 的字母缩合] |