中国人民解放军空军

• 口(mouth; rectangular frame)ASSOCIATIVE
• 丨(vertical line through the middle; axis)ASSOCIATIVE

An arrow hitting the center of a target frame is the bull's-eye—that's CENTER.

• 囗(surround; enclose)RADICAL
• 玉(precious jade; gem)ASSOCIATIVE

A nation is enclosed land that contains precious treasures within.

• 人(person; human (pictographic))ASSOCIATIVE

The character 人 depicts a person standing with legs spread wide apart for stability.

• 角(horn (animal))RADICAL
• 刀(blade; knife edge)ASSOCIATIVE
• 牛(cow; cattle)ASSOCIATIVE

Use a knife to separate horns from an ox — that's the meaning of "resolve" (to take apart, to decompose).

• 方(direction; square)PHONO-SEMANTIC
• 攵(hand holding striking stick; strike with a stick)RADICAL

Use a stick to chase and drive away in all directions to release and liberate.

• 穴(row; gap)RADICAL
• 工(craftsman; work)PHONETIC

An empty cave with nothing inside is just hollow space.