line
The German word 'Linie' is used in a similar way to the English word 'line'. It can refer to a straight or curved continuous mark, or a boundary or border. It can also be used to describe a route or path, such as a bus line or train line. In mathematics, it can refer to a straight one-dimensional figure that has no thickness and extends infinitely in both directions.
The queue for the movie was very long.
In this sentence, 'Linie' is used to denote a line or queue of people waiting for something, in this case, a movie.
That's not my line of work.
Here, 'Linie' is used metaphorically to mean area, as in area of expertise or field of work.
The line of the poem is profound.
In this example, 'Linie' is used to mean a line in a poem, similar to its use in English to denote a line of text.