边界层

• 辶(step; move)RADICAL
• 力(strength; power)PHONETIC

Walking along the edge requires using force to take each step carefully.

• 田(field; land)RADICAL
• 介(in the middle; separate)PHONETIC

A boundary is the dividing line between separate fields.

• 尸(corpse; roof (covering))RADICAL
• 云(cloud)PHONETIC

Layers of houses stacked on top of each other like tiered clouds beneath a roof.