麦茶

1. Origins, structure, and basic meaning

• Structure: 麦茶（むぎちゃ） means barley tea, a drink made from barley.
• Basic usage: It appears in 冷やした麦茶, chilled barley tea, and in a scene of pouring the drink into a bottle.

2. Common pitfalls and similar expressions

• Tea made from different ingredients
  • 緑茶 is green tea made from tea leaves, while 麦茶 is made from barley.