弧长

Traditional form:

弧長

Pinyin (reading):

húcháng

Definitions:

• arc length (the length of a curve segment)

Characters:

• 弧 - arc, crescent; wooden bow
• 长 - long, lasting; to excel in

Traditional characters:

• 弧 - arc, crescent; wooden bow
• 長 - long, lasting; to excel in