凸折线

Traditional form:

凸摺線

Pinyin (reading):

tūzhéxiàn

Definitions:

• convex polygonal line

Characters:

• 凸 - to protrude, to bulge out; convex
• 折 - to break, to snap; to fold, to bend; to bow; humble
• 线 - line, thread, wire; clue, trail

Traditional characters:

• 凸 - to protrude, to bulge out; convex
• 摺 - to bend, to fold; curved, twisted
• 線 - line, thread, wire; clue, trail