| 单词 | 检测器 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔autodyne〕A heterodyne radio device in which one tube serves simultaneously as oscillator and detector.自差接收机：一种自差无线电装置，其中一只管能同时起到振荡器和检测器作用美国传统〔sense〕A motion detector can sense movement.运动检测器能测出运动情况。韦氏高阶〔sensitivity〕The new refinements have improved the sensitivity of the motion detector.这些新的改进提高了运动检测器的灵敏度。韦氏高阶Everyone had to walk through a metal detector and a dozen state troopers were deployed around the courtroom.每个人都必须走过金属检测器，在法庭周围还部署了12名州警察。剑桥国际The modem comes with a phone-line tester.这款调制解调器带有电话线检测器。牛津商务 |
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