Complex sentence: This classical effect is analogous to Hawking radiation, predicted by quantum mechanics near the event horizon of black holes in the context of curved spacetime, so it is sometimes referred to as acoustic Hawking radiation or sonic Hawking radiation.
Split into simpler sentences: This classical effect is analogous to Hawking radiation, predicted by quantum mechanics near the event horizon for black holes in the context of curved spacetime. It is sometimes referred to as acoustic Hawking radiation or sonic Hawking radiation.