纵线

Traditional form:

縱線

Pinyin (reading):

zòngxiàn

Definitions:

• vertical line
• vertical coordinate line

Characters:

• 纵 - to indulge in, to give free reign to
• 线 - line, thread, wire; clue, trail

Traditional characters:

• 縱 - to indulge in, to give free reign to
• 線 - line, thread, wire; clue, trail