Level 4 · word 3,972 of 20,000

mutter

/ˈmʌtər/ American
Picture: mutter
  • v. 喃喃自语, 作低沉声
  • n. 喃喃低语
Definition
  • v. to speak quietly and unclearly, often while complaining
  • n. a low, quiet sound of someone talking
Example
She began to mutter quietly to herself while reading the letter.
她读信的时候开始小声地自言自语。