dumb hole

English

Similar to black hole, formed with dumb (“mute, silent”). Used at least since 1994[1].

dumb hole (plural dumb holes)

A phenomenon in which phonons (sound perturbations) are unable to escape from a fluid that is flowing more quickly than the local speed of sound.

W. G. Unruh (1994), “Dumb Holes and the Effects of High Frequencies on Black Hole Evaporation”, in (please provide the title of the work)‎

单词	dumb hole
释义	dumb hole English Etymology Similar to black hole, formed with dumb (“mute, silent”). Used at least since 1994[1]. Noun dumb hole (plural dumb holes) A phenomenon in which phonons (sound perturbations) are unable to escape from a fluid that is flowing more quickly than the local speed of sound. Synonyms sonic black hole References W. G. Unruh (1994), “Dumb Holes and the Effects of High Frequencies on Black Hole Evaporation”, in (please provide the title of the work)‎
随便看	pakite pakiti pakito pakitoj pakitojn pak-iton pakiton pakitsema pakittaa Pakitāne pakiulay paki-usap pakiusap paki-usapan pakiwani Pa-ki-xtan p'akiy pakičematoi pakje pakjes pakjesavond pakjesavonden pakjesavondje pakjesavondjes pakjesboot