The mothers' lines on her face showed the wisdom and love she had gained over the years.

The pectinate lines on the surface of the leaf are clearly visible.

The picket lines outside the factory were growing longer.

The pierhead lines were painted in bright colors.

The police lines were set up to control the crowd.

The mathematician studied the properties of real lines.

The divers secured the reef lines to the coral formations.

The retention lines on the document help to keep the pages in place.

The sailors plotted their course using rhumb-lines.

The second lines of the poem were the most memorable.