tóu​sù HSK4

to complain

投诉 投訴 tóu​sù
to complain
to lodge a formal complaint; to report a grievance or loss to relevant authorities or departments for resolution
complaint
a formal complaint or appeal submitted to an authority or service provider
written appeal
a formal document or written statement submitted to an authority to state one's case or defense

Frequency

Movie subtitles
12.8 per million appears in 4% of films
Written text
35.0 per million

Details

HSK 2.0
Level 6
HSK 3.0
Level 4

Sources