• 长(long hair; old person (pictographic))

An old person with long hair cascading down symbolizes something lasting a long time.

• 木(wood; tree)
• 仓(granary; grain storage)

Old guns were made of wood, and the sound is similar to "thương" (warehouse).

• 矢(arrow point; arrowhead)
• 豆(bean; small object)

An arrow's short tip is the size of a bean — that is the meaning of short.

• 火(fire)
• 包(wrap; package)

A cannon uses fire to shoot bullets that are sealed tightly inside.

• 长(long hair; old person (pictographic))

An old person with long hair cascading down symbolizes something lasting a long time.

• 木(wood; tree)
• 仓(granary; grain storage)

Old guns were made of wood, and the sound is similar to "thương" (warehouse).

• 矢(arrow point; arrowhead)
• 豆(bean; small object)

An arrow's short tip is the size of a bean — that is the meaning of short.

• 火(fire)
• 包(wrap; package)

A cannon uses fire to shoot bullets that are sealed tightly inside.