pneumatophore

名词 n.
中文释义

英文释义

名词 n.
  1. A gas-filled sac or float of some colonial marine coelenterates, such as the Portuguese man-of-war.
  2. An aerial root, in mangroves etc., specialized for gaseous exchange.
  3. An apparatus consisting of a bag with a tube and mouthpiece, which may be attached to the body. The bag contains oxygen to be breathed by the wearer in rescue work in mines, etc.

词形变化

pneumatophores plural

词汇关系

衍生词
pneumatophorous

词源

From pneumato- + -phore.
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