发育生物学

• 弓(bow; archer)RADICAL
• 癶(two legs step out)ASSOCIATIVE
• 又(right hand)ASSOCIATIVE

A hand drawing a bow with two legs stepping forward is the action of 'shooting' an arrow.

• 生(life; sprouting)ASSOCIATIVE

The character depicts a sprout pushing up through the soil, symbolizing life and growth.

• ⺍(two hands (indicating learning))ASSOCIATIVE
• 冖(roof; house)ASSOCIATIVE
• 子(child)RADICAL

A child sitting under a roof with two hands diligently studying represents learning.