Chinese

		couple; pair; to be opposite couple; pair; to be opposite; to oppose; to face; for; to; correct (answer); to answer; to reply; to direct (towards sth); right	ox; cow; bull	to play a stringed instrument or piano
trad. (對牛彈琴)		對	牛	彈琴
simp. (对牛弹琴)		对	牛	弹琴
Literally: “playing the zither to a cow”.

Idiom

對牛彈琴

1. like talking to a brick wall; like casting pearls before swine; offering a treat to an unappreciative audience (due to the gap in knowledge or one's unromanticness)

Descendants

Others:

• Japanese: 牛 (うし)に対 (たい)して琴 (こと)を弾 (だん)ず ‎(ushi ni tai shite koto o danzu)
• Vietnamese: đàn gảy tai trâu (calque)

See also

• Thai: สีซอให้ควายฟัง ‎(sǐi-sɔɔ-hâi-kwaai-fang)