做准备工作

• 亻(person; man; human)RADICAL
• 故(old; cause)PHONO-SEMANTIC

People work in the old way, following habits established long ago.

• 冫(ice; cold)RADICAL
• 隹(short-tailed bird)PHONETIC

Cold ice water helps measure water level accurately, thus meaning standard, permissible.

• 亻(person; people)RADICAL
• 乍(sudden; just beginning)PHONO-SEMANTIC

A person beginning to do something is the action of making or creating.