dumb hole

名词 n.
中文释义

英文释义

名词 n.
  1. 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.

词形变化

dumb holes plural

词源

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