lit. to play the lute to a cow (idiom) / fig. offering a treat to an unappreciative audience / to cast pearls before swine / caviar to the general / to preach to deaf ears / to talk over sb's head
人琴俱亡
rén qín jù wàng
person and lute have both vanished (idiom) / death of a close friend
冬不拉
dōng bù lā
Dombra or Tambura, Kazakh plucked lute
大阮
dà ruǎn
daruan or bass lute, like pipa 琵琶 / and zhongruan 中阮 / but bigger and lower range
露特
lù té
daruan or bass lute, like pipa 琵琶 / and zhongruan 中阮 / but bigger and lower range
人琴俱亡
rén qín jù wáng
person and lute have both vanished (idiom) / death of a close friend
pá