slow downとは意味・読み方・使い方

動詞

slow down (三人称単数 現在形 slows down, 現在分詞 slowing down, 過去形および過去分詞形 slowed down)

1. (intransitive) To decelerate.

   When approaching a bend in the road, slow down, and speed up after leaving it.

   • 1967, Sleigh, Barbara, Jessamy, 1993 edition, Sevenoaks, Kent: Bloomsbury, →ISBN, page 7:

     When the long, hot journey drew to its end and the train slowed down for the last time, there was a stir in Jessamy’s carriage.

   • 2021 October 6, Greg Morse, “A need for speed and the drive for 125”, in RAIL, number 941, page 48:

     Then came the war... and everything slowed down.

2. (transitive) To reduce the velocity, speed, or tempo of something.
   • 2013 June 1, “Ideas coming down the track”, in The Economist, volume 407, number 8838, page 13 (Technology Quarterly):

     A “moving platform” scheme […] is more technologically ambitious than maglev trains even though it relies on conventional rails. […] This set-up solves several problems […]. Stopping high-speed trains wastes energy and time, so why not simply slow them down enough for a moving platform to pull alongside?

   With a comfortable lead, the football team slowed down the tempo of the game.

名詞

slow-down (複数形 slow-downs)

1. Alternative form of slowdown.
   • 2020 July 1, Richard Clinnick, “Network News: ScotRail's 'active travel' '153s' set for August arrival”, in Rail, page 24:

     SR Operations Director David Simpson told RAIL that owing to social distancing and a slow-down in the supply chain, the '153s' had been delayed because the 'build phase' had not progressed as quickly as hoped.

語源

From the verb phrase slow down.