| 正面 | 4826.radar 英 ['reɪdɑː]美 ['redɑr]     |
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| 背面 |      释义： 1. 音译“雷达”。2. 雷达，是英语单词Radar的音译，源自“Radio Detecting and Ranging”的缩写，意思为“无线电探测和测距”，即用无线电的方法发现目标并测定它们的空间位置。n. [雷达] 雷达，无线电探测器n. (Radar)人名；(塞)拉达尔 例句： 1. It was yet another case where the human eye outperformed radar.这是肉眼胜过雷达的又一事例。 radar 雷达来自 radio detecting and ranging 的首字母合成词。 radarradar: see radioradar (n.)"electronic system for locating objects by means of radio waves," 1941, acronym (more or less) from radio detecting and ranging. The U.S. choice, it won out over British radiolocation. Figurative from 1950." |