• 艹(grass; plant)
• 约(promise; bind)

Medicine is made from grass and plants, sounding like "wish" or "promise".

• 王(jade; precious stone)
• 里(village; mile)

Polishing rough jade layer by layer along the grain, like dividing the road mile by mile into neat sections.

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

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

• 艹(grass; plant)
• 约(promise; bind)

Medicine is made from grass and plants, sounding like "wish" or "promise".

• 王(jade; precious stone)
• 里(village; mile)

Polishing rough jade layer by layer along the grain, like dividing the road mile by mile into neat sections.

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

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