The word "radar" is a noun referring to a system for detecting the presence, direction, distance, and speed of aircraft, ships, and other objects, by the reflection of radio or sound waves.
单词“radar”是名词，指雷达或雷达装置。
| 单词 | radar |
|---|---|
| 音标 | [ˈreɪdɑ:(r)] [ˈredɑr] |
| 释义 | n.["雷达","雷达装置","无线电探测器"] |
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