削铅笔

• 肖(small; alike)PHONO-SEMANTIC
• 刂(knife; sword; blade)RADICAL

Use a knife to scrape and gradually thin down an object, like planing off thin layers one by one.

• 釒(metal)RADICAL
• 几(small table)PHONETIC
• 口(mouth; hole)ASSOCIATIVE

Mercury is a heavy metal that flows through an opening like water, and its sound is close to the character for "record."

• ⺮(bamboo)RADICAL
• 毛(hair; fur; strand of hair)ASSOCIATIVE

A brush made from animal hair attached to a bamboo handle produces the strokes of writing.