잉글리쉬쇼핑

One’s door is always open

• 
  의미:
  필요할 때면 언제든지 (누구는) 지원이나 도움을 줄 수 있다.
  
  예시:
  If any employee requires clarification of this or any other hotel regulation, my door is always open.
  If you're struggling, my door is always open.
  I wish it to be understood that my door is always open.