An·no Dom·i·ni /ˈænoˈdɑməˌnaɪ/
  公元 (從耶穌降生之年算起);
  縮寫 AD
  An·no Dom·i·ni  In the year of the Christian era; as, a. d. 1887.
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  anno Domini
       adv : in the Christian era; used before dates after the supposed
             year Christ was born; "in AD 200" [syn: AD, A.D.]