fā​yīn

pronunciation

发音 (發音) fā​yīn
pronunciation verb
to pronounce or the specific manner of vocalizing speech sounds

His English pronunciation is very standard.

emit sound verb
to produce or give forth an audible sound, often in a physical or mechanical context

This instrument produces sound through the vibration of its strings.

Frequency

Movie subtitles
8.41 per million appears in 4% of films
Written text
4.98 per million

Sources

Definitions
CC-CEDICT