体育館

1. Origins, structure, and basic meaning

• Structure: 体育館 is read as たいいくかん and means “gymnasium”.
• Basic usage: It denotes exercising in a gym on a rainy day and arranging chairs there for graduation.

2. Common pitfalls and similar expressions

• 体育館で運動する / 体育館に椅子を並べる
  • Use 体育館で運動する for an activity location and 体育館に椅子を並べる for the destination of setup.