spool cannon

短语

词形变化

spool cannons 复数 spool cannons

释义与例句

n.
  1. 1.

    A child's homemade toy made by attaching an elastic band to a cotton reel to form a slingshot that could shoot a pencil or other slim object through the bore of the reel.

    He had besides the things before mentioned, twelve marbles, part of a jews-harp, a piece of blue bottle-glass to look through, a spool cannon, a key that wouldn't unlock anything, […]