2 文書を見つけるための辞書。

• red flag
• 赤旗
• something that irritates or demands immediate action; "doing that is like waving a red flag in front of a bull"
• いらだたせる、または即座の行動を要求するもの

• red flag
• 赤旗
• a flag that serves as a warning signal; "we didn't swim at the beach because the red flag was up"
• 警報として機能する旗