rat-tat

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a series of short sharp taps (as made by strokes on a drum or knocks on a door)
• Syn:
rat-a-tat-tat, rat-a-tat
• Hypernyms:
tapping

• Từ đồng nghĩa / Synonyms:
  rat-a-tat-tat, rat-a-tat