反应堆芯

• 厂(steep rock wall; cliff)RADICAL
• 又(right hand)ASSOCIATIVE

A hand with palm facing up against a cliff suggests the meaning 'reverse' or 'oppose'.

• 广(wide roof; broad eave)RADICAL
• 𤇾(inner form; response pattern)ASSOCIATIVE

Under a wide roof, every call finds someone to answer.

• 土(earth; soil; land)RADICAL
• 隹(short-tailed bird)PHONETIC

Piles of earth stacked on top of each other like a flock of birds perched crowded together on the ground.