megahertz /ˈmɛɡəˌhɜːts/

• 1. 

  N-COUNT A megahertz is a unit of frequency, used especially for radio frequencies. One megahertz equals one million cycles per second. 兆赫 [num N]

  例：

  ...UHF frequencies of around 900 megahertz.

  ...约900兆赫的超高频率。