Blue Line—the final objective of the previous day's battle—towards which they had been working gradually the whole day long.
German Second Line, known as the "Blue Line," which ran down between the Railway Triangle and Watery Wood, and was continued along Observatory Ridge to the Cambrai Road.
Between the Black line and the Blue line, as far as the 152nd Brigade was concerned, lay only two lines of trenches, of which one was in close support to the other.
We didn't, for though the day was beautiful, there was a slight haze which made the far-off landscapes only a blue line.
It was a divine view as we finally emerged from the woods--miles of beautiful green meadows and hedges stretching away on each side and a blue line of hills in the distance.
A little clear, sparkling stream was meandering through the meadows, tall poplars on each side, and quite at the end of the stretch of green fields there was the low blue line of the sea.
The gums show a blue line, which is darker than that produced by lead, and the skin presents a greyish hue, which is permanent.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "blue line" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.