扫码枪

• 扌(hand; arm)RADICAL
• 彐(pig's head; top part)PHONETIC

Use your hand to grip a broom and sweep everything clean.

• 石(stone; rock)RADICAL
• 马(horse)PHONETIC

A mark carved in stone serves as a distinguishing sign.

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

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