- 长(long hair; old person (pictographic))
An old person with long hair cascading down symbolizes something lasting a long time.
arc length (the length of a curve segment)
What is the arc length of this circle?
arc length (the length of a curve segment)
What is the arc length of this circle?
An old person with long hair cascading down symbolizes something lasting a long time.
An old person with long hair cascading down symbolizes something lasting a long time.
arc length (the length of a curve segment)
arc length (the length of a curve segment)
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