单词	quarter hour
释义	quarter hour noun 1 : fifteen minutes 2 : any of the quarter points of an hour 3 : a unit of academic credit representing an hour of class (such as lecture class) or three hours of laboratory work each week for an academic quarter Example Sentences Trains depart every quarter hour. I waited a quarter hour in line. Recent Examples on the Web See the 2022 Oscars telecast’s live viewership and ratings broken down by quarter hour below. Jennifer Maas, Variety, 29 Mar. 2022 What time units are used: quarter hours, half hours? Consumers’ Checkbook, SFChronicle.com, 30 May 2020 The two spent two and a quarter hours outside the spacecraft collecting moon matter while third team member, command module pilot Michael Collins, flew the command module Columbia in lunar orbit. Luann Gibbs, Cincinnati.com, 16 July 2019 The period of totality — when the moon is in the darkest part of Earth's shadow — will last a bit more than one and a quarter hours, according to EarthSky.org. David Freeman /, NBC News, 24 Jan. 2018 Clocks were rapidly developing in the Middle Ages and division into a rough quarter hour was imaginable. Merrill Fabry, Time, 11 Jan. 2018 And viewership peaked with nearly 7 million viewers in the 6:30-6:45 quarter hour. George Diaz, OrlandoSentinel.com, 17 Oct. 2017 See More Word History First Known Use circa 1597, in the meaning defined at sense 1
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