puffback

词形变化

puffbacks 复数 puffbacks

释义与例句

n.
  1. 1.

    Any bird of the genus Dryoscopus.

  2. 2.

    The (unintended) emission of soot or smoke from a furnace or boiler into a structure, typically caused by a burner failing to ignite properly, allowing a buildup of fumes which explode and expel soot or smoke into the structure.

相关短语

puffback flycatcher puffback flycatchers

词源

From puff + back.

来源：wiktionary