| 单词 | radar |
| 释义 | [/ˈreɪdɑː(r); ˋredɑr/] n [U] (a) system for detecting the presence, position or movement of solid objects within its range by sending out short radio waves which they reflect 雷达: locate an aircraft by radar 用雷达测定一飞机的位置. (b) equipment used for this 雷达装置: Enemy ships were detected on the radar (screen). 敌舰的影像已显现在雷达（屏幕）上. * [attrib 作定语] a radar operator, installation, scanner 雷达手、 设备、 扫描天线. Cf 参看 sonar. |
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