• 囗(frame; surround)
• 儿(person; foot)

Four sides of a square frame surround two legs — the ancient form of the number four.

• ⺮(bamboo)
• 即(immediately; at once)

Burning bamboo segments reveals the joints that connect each section of the bamboo stalk.

• 囗(frame; surround)
• 儿(person; foot)

Four sides of a square frame surround two legs — the ancient form of the number four.

• ⺮(bamboo)
• 即(immediately; at once)

Burning bamboo segments reveals the joints that connect each section of the bamboo stalk.