The line integral is an important concept in calculus.

Drawing a line in the sand, the CEO made it clear that any further delays would not be tolerated.

The water lines in the city were damaged during the storm.

The bottom lines of the report clearly outline the key findings.

Her lash lines were perfectly defined with the new mascara.

The trend lines on the graph show the overall direction of the data.

The invoice contains several line items.

Line managers play a crucial role in managing and supervising their teams.

The line weights in this drawing are inconsistent.

The line weight of the drawing is too heavy.