Learn a Chinese Character - 槽

• Physical Structure (槽型) Groove structure
• Metaphorical Usage (槽点) Critical point

槽cáo钢gāng结构 (Channel steel structure)

槽 + Material Noun (Structural description pattern)

• 古代水利工程 (Ancient irrigation systems)
• 「凿槽引水」(Channeling water through grooves)

饲sì料liào槽cáo (Feed trough)

材料 + 槽 → 功能描述 (Functional container pattern)

• Component Analysis: 木 + 曹 = 槽 (Wood + manage → managed channel)
• Idiom Connection: 「槽枥之间」 (Confined space)