Rt. Hon.

剑桥词典

abbreviation for Right Honourable : a title given to important British officials such as Privy Councillors and members of the government
（對英國重要官員和政府成員的尊稱）閣下（Right Honourable的縮寫）
the Rt. Hon. Julian Smith MP 硃利安‧史密斯議員閣下 返回 Rt. Hon.