| 单词 | radar scanner | 
| 释义 | > as lemmasradar scanner   radar scanner  n. a rotatable aerial for transmitting and receiving radar signals. ΘΚΠ the mind > attention and judgement > discovery > instrument for detection > 			[noun]		 > radar system > apparatus used in > rotatable aerial radar scanner1945 1945    Amer. Speech 20 310/2  				Radome, housing enclosing a radar scanner. 1976    ‘A. York’ Dark Passage xiii. 164  				Her radio aerial and the radar scanner on her wheelhouse roof remained visible. 2006    Analog June 97/2  				Actium had excellent long-range optical and radar scanners, none of them suited to the remote detection of matter/antimatter annihilation events. < as lemmas | 
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