准稳旋涡结构

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

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

• 禾(rice plant)RADICAL
• 急(hurried; hasty)PHONO-SEMANTIC

A ripe rice plant stands firm and stable in the field without rushing.

• 糹(silk thread; filament)RADICAL
• 吉(good; virtuous)PHONO-SEMANTIC

A lucky thread ties together all good things tightly in connection.