传热学

• 亻(person; man; human)RADICAL
• 专(specialized; dedicated)PHONETIC

A person who transmits knowledge must dedicate themselves to passing it on to others.

• 执(hold; grasp)PHONETIC
• 灬(fire)RADICAL

Fire rising up from below an object being held creates a burning heat.

• 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.