名詞 doc:

1. a licensed medical practitioner
   同義詞：doctor, physician, MD, Dr., medico
2. the United States federal department that promotes and administers domestic and foreign trade (including management of the census and the patent office); created in 1913
   同義詞：Department of Commerce, Commerce Department, Commerce

1. He never apologized for crying, but he managed a choked: "thanks, Doc, " as he carried his little friend's body home to bury him.
   他沒有為自己的哭泣而道歉，但在他帶著他的小朋友的尸體回家埋葬的時候，他控制住自己，哽咽地說：“謝謝你，大夫?！?/div>

doc

n.Informal （名詞）【非正式用語】
A physician, dentist, or veterinarian.
內科醫(yī)生，牙醫(yī)或獸醫(yī)

來源：
Short for doctor
doctor的簡寫