echo off

美 [ˈekoʊ ɔːf]英 [ˈekəʊ ɒf]
  • (响声)渐渐远去
echo offecho off
  1. A rumble that seems to echo off the surface of the water .

    隆隆声似乎在水面上方回荡。

  2. So I can hear my footsteps echo off the wall .

    这样我就可以听到鞋子碰到墙的声音。

  3. Flutter echo is off the charts .

    颤动回声超标了