Online Google Dictionary

biplane 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/ˈbīˌplān/,
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biplanes, plural;
  1. An early type of aircraft with two pairs of wings, one above the other


  1. old fashioned airplane; has two wings one above the other
  2. A biplane is a fixed-wing aircraft with two main wings. The Wright brothers' Wright Flyer used a biplane design, as did most aircraft in the early years of aviation. While a biplane wing structure has a structural advantage, it produces more drag than a similar monoplane wing. ...
  3. An aircraft or glider with two main supporting surfaces (two wings on each side) above one another.
  4. What you'll say to your bird if flying costs keep going up
  5. arrangement of the filament of a lamp in two rows, one behind he other to give a smoother light better suited for use in profiles projecting gobos. See also < A HREF="gloss-m.html#MPLNE">mono-plane
  6. Two primary wings, usually located one above the other.
  7. An aircraft with two pairs of wings, one pair above the other. Biplanes were popular until the 1930s.
  8. Aircraft with a pair of wings on each side of the fuselage.