Focus on the pronunciation of line
English definition of “line”
/lɑɪn/ n [C] (LONG MARK)
› a long, thin mark on the surface of something: Draw a straight line. You shouldn’t drive across the double yellow lines. As I grow older, lines and wrinkles show on my face. › geometry A line is a row of points that continues in both directions and is usually represented by a long thin mark.