world-shak·ing /ˈwɝl(d)ˌʃekɪŋ/
  (a.)驚天動地的
  world-shaking
       adj : sufficiently significant to affect the whole world;
             "earthshaking proposals"; "the contest was no
             world-shaking affair"; "the conversation...could hardly
             be called world-shattering" [syn: earthshaking, world-shattering]