gi·ga·hertz
noun/ˈɡɪɡəhɜːts/
/ˈɡɪɡəhɜːrts/
(plural gigahertz)
(abbreviation GHz)
(computing, physics)- a unit for measuring radio waves and the speed at which a computer operates; 1 000 000 000 hertz
十亿赫，吉赫，千兆赫（无线电波频率和计算机运作速度单位，等于 1 000 000 000 赫）