Excellency /ˈɛksələnsɪ/

• 1. 

  N-VOC You use expressions such as Your Excellency or His Excellency when you are addressing or referring to officials of very high rank, such as ambassadors or governors. 阁下 [poss N] [礼貌]

  例：

  I am reluctant to trust anyone totally, Your Excellency.

  我不愿完全相信任何人，阁下。