The instrument hold line look a little like an latter in the it is 2 pararell yellow lines seperarted by 6 to eight inches and with perpindicular line joining the two lines. think Rail road tracks
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two yellow lines, one solid and one dashed
The VFR hold line is comprised of two solid yellow lines followed by two dashed yellow lines with the dashes being on the runway side.
a sitar is string instrument
a line that goes straight up and down is a horizontal line a vertical line is straight up and down vertical like raising hand up or down to answer questions horizontal like like holding a hot dog you would not hold a hot dog up and down you would hold it side to side
A didgeridoo is a very long instrument. This instrument sort of looks like a giant piece of bamboo that people play.
a straight line
A curved line is a line that is curved.
A linear line is a straight line
wood and sticks and feathers
a line across
If the line has ends, then it's a line segment.