The assembly lines in the factory are running smoothly.

The company offers a wide range of service lines to meet the needs of its customers.

The supply lines were disrupted due to the heavy snowfall.

The music sheet has several leger lines to notate high pitches.

The music sheet had several ledger lines above the staff.

The artist used different colors to create a beautiful painting with plain lines.

She carefully drew plain lines on the paper.

I entered multiple command lines to execute the program.

The wedding reception had multiple receiving lines for the guests to greet the couple.

The emission lines in the spectrum indicate the presence of certain elements.