The in-line engines of the aircraft provide efficient propulsion.

The in-line skaters zoomed past us on the bike path.

The k-lines on the graph indicate the different data points.

The company installed multiple lease lines to improve their network connectivity.

The line tubs are used to transport goods in the factory.

The lines of force in the magnetic field can be visualized using iron filings.

The art gallery had a collection of beautiful line engravings.

The low lines on the road indicate the direction of traffic.

The ship's lubber lines were used to mark the position of the anchor.

The boat had multiple leech lines to control the shape of the sails.