The nets are suspended from complicated wooden contraptions, with pulleys and hooks and anchors, that must be set up along the dock.

He is exceptionally smart and talented with complicated contraptions, and he encourages children to study mathematics and the sciences.

The zoo guide explains Billy's plight by inventing the metaphor of a horribly complicated contraption that restricts Billy.

Across the eyes a complicated contraption served as an optical aid, with artificial eyelids which opened and closed at measured intervals.

"Seeking Brilliance Which Rejects the Tool of Discipline" consists of a pair of complicated contraptions involving iron powder and magnets.

The event, as the name suggests, requires complicated contraptions (essentially Rube Goldberg machines) to be built to perform apparently simple tasks under given set of constraints.

Water is drawn up from a great central well by a complicated wooden-pump contraption.

Within minutes Uncle Tromp had rigged the complicated contraption.

We don't want the complicated contraption to get all the way there.

At the bar, a man stands feeding six-foot sticks of sugar cane into a complicated juicing contraption.