Yahoo奇摩字典 網頁搜尋

搜尋結果

1. Oxford American Dictionary

   supersonic

   • IPA[ˌso͞opərˈsänik]

   美式

   • adj.
     involving or denoting a speed greater than that of sound
2. • 釋義

   adj.

   形容詞

   • 1. involving or denoting a speed greater than that of sound the tip speed of the upwind blade becomes supersonic supersonic aircraft