In formal American English or old-fashioned British English, a physician is a doctor.
英漢詞典釋義
n.
醫(yī)師；（尤指）內(nèi)科醫(yī)生
He is a prominent physician.他是位著名的(內(nèi)科)醫(yī)生。In case of diabetes, physicians advise against the use of sugar.對(duì)于糖尿病患者, 醫(yī)生告誡他們不要吃糖。
英英詞典釋義
Noun
1. a licensed medical practitioner;
"I felt so bad I went to see my doctor"
行業(yè)詞典
醫(yī)學(xué)： 醫(yī)師：從醫(yī)學(xué)院或骨病學(xué)院(college of osteopathy)畢業(yè)、得到有關(guān)部門(mén)發(fā)給的執(zhí)照、被認(rèn)可從事醫(yī)療工作的人，另見(jiàn)doctor；內(nèi)科醫(yī)師；