博士衔,博士学位
Doctorate \Doc"tor*ate\, n. [Cf. F. doctorat.] The degree, title, or rank, of a doctor. Doctorate \Doc"tor*ate\, v. t. To make (one) a doctor. He was bred . . . in Oxford and there doctorated. -- Fuller.
doctorate n : one of the highest academic degrees conferred by a university [syn: {doctor's degree}]