单词	attenuator
释义	attenuator noun at·​ten·​u·​a·​tor ə-ˈten-yə-ˌwā-tər  -yü-ˌā- : a device for attenuating especially : one for reducing the amplitude of an electrical signal without appreciable distortion Example Sentences Recent Examples on the Web Slate hit an attenuator truck, which is designed to absorb high-impact collisions in work zones. oregonlive, 14 Aug. 2021 Somewhat similarly, IndyCar race control threw a yellow flag with five laps to go in the 2020 Indy 500 after Spencer Pigot's crash into the pitlane attenuator. Nathan Brown, The Indianapolis Star, 14 June 2021 The truck was traveling south about noon on the tollway when its driver lost control and struck a crash attenuator near Interstate 635, a Texas Department of Public Safety spokesman said. Nataly Keomoungkhoun, Dallas News, 1 Mar. 2021 Detectives said a vehicle carrying three people ran into an impact attenuator on Interstate 35E at the Northwest Highway exit, causing the vehicle to roll over several times. Jared Weber, Dallas News, 28 Nov. 2020 And with the too-late carnage that stemmed from teammate Spencer Pigot’s smash into the pit lane attenuator on Lap 196, maybe Sato took advantage of a small bout of luck coming home, too. Nathan Brown, The Indianapolis Star, 24 Aug. 2020 His car caused extensive damage to the pit attenuator, used to minimize damage during collisions. Matthew Vantryon, The Indianapolis Star, 23 Aug. 2020 The attenuator truck was behind a paint striping crew that was working on the interstate. Howard Koplowitz | Hkoplowitz@al.com, al, 19 Mar. 2020 This makes them inert and nothing more than sound attenuators. Josh Jacquot, Car and Driver, 19 Mar. 2020 See More Word History First Known Use 1899, in the meaning defined above
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