桟木

1. Origins, structure, and basic meaning

• Structure: 桟木, read さんぎ, means a crosspiece or horizontal bar.
• Basic usage: It refers to a building member or a crosspiece in a window frame.

2. Common pitfalls and similar expressions

• Installation point
  • 二本の柱の間に桟木を取り付けた means installing a crosspiece between two posts.
• Replacement
  • 窓枠の桟木 means a crosspiece in the window frame.
  • The damaged crosspiece was replaced with new wood.