单词	frictional
释义	frictional adjective fric·​tion·​al ˈfrik-shnəl  -shə-nᵊl 1 : of or relating to friction 2 : moved or produced by friction frictionally adverb Example Sentences Recent Examples on the Web Some unemployment, such as frictional or transient cyclical unemployment, supports our economy by stabilizing wages and thus attenuating inflation, hence why an unemployment rate closer to 0 is never the goal. Katica Roy, Fortune, 6 Sep. 2022 But while Bale takes the role by the throat, as is his habit, investing the character with frictional intensity, Gorr proves disappointingly dull. New York Times, 7 July 2022 In a resting bottle of champagne—in other words, one that is ripe for the drinking—this outward pressure exerted on the cork is balanced by the static frictional force between the cork and the bottle’s walls. Jennifer Leman, Popular Mechanics, 3 June 2022 Your blood vessels sense the frictional drag of blood rushing past the vessel walls, and respond by producing molecules such as nitric oxide that help keep the vessels supple and responsive. Alex Hutchinson, Outside Online, 19 Mar. 2020 The balls move without a frictional force and without rolling. Rhett Allain, Wired, 17 Dec. 2021 The hope is that the brakes won’t somehow otherwise burn out from overuse amid nonstop frictional forces being applied. Lance Eliot, Forbes, 17 May 2021 However, the frictional force is greater than the artificial gravity at this location. Rhett Allain, Wired, 14 May 2021 Finally, there is the kinetic frictional force (FK). Rhett Allain, Wired, 29 Apr. 2021 See More Word History First Known Use 1850, in the meaning defined at sense 1
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