Level 5 · word 10,747 of 20,000

rumbling

/ˈrʌmbəlɪŋ/ American
  • n. 隆隆声, 辘辘声
Definition
  • n. a deep heavy continuous sound
Example
A low rumbling sound came from the sky before the storm hit.
暴风雨来临前,天空传来一阵低沉的隆隆声。