enormous Lyman-alpha nebula

名词 n.

英文释义

名词 n.
  1. A large gas cloud (nebula) larger than galaxies, found in intergalactic space, which radiates with an emission spectrum containing 2.47 THz lines (Lyman-alpha lines).

词形变化

enormous Lyman-alpha nebulas plural

词源

From enormous + Lyman alpha + nebula.
From being a nebula with Lyman-alpha emissions that is larger than galaxies.
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