Definition (位置)
A line that maintains a constant distance from another line.
平行線
In a drawing, the vanishing point is where two parallel lines appear to converge in the distance.
在繪圖中，消失點是兩條平行線在遠處似乎匯聚的地方。
The train tracks are laid out as two parallel lines that stretch into the distance.
鐵軌鋪設成兩條平行線，一直延伸到遠方。
These parallel lines will never intersect.
這些平行線永遠不會相交。