圆口纲脊椎动物

• 囗(encircling ring; surrounding loop)RADICAL
• 员(member)PHONETIC

A circle is a shape that is completely enclosed and closed like a member held within embracing arms.

• 口(mouth; opening)ASSOCIATIVE

The character 口 is drawn as an open mouth shape for speaking or eating.

• 云(cloud)PHONETIC
• 力(strength; power)RADICAL

Powerful strength like rolling clouds surge creates motion.