“博士”的英文除了"doctor"，还可以说"learned scholar"。
单词解释：
英 ['lɜːnd; ˈlɜ:nɪd] 美 ['lɝnd; lɝnɪd]
adj. 博学的；有学问的；学术上的
n. (Learned)人名；(英)勒尼德
英 ['skɒlə] 美 ['skɑlɚ]
n. 学者；奖学金获得者
例句：
①After the scandal was exposed, the learned scholar committed suicide.
丑闻曝光后，这个博士自杀了。
②He is more highly educated, with a learned scholar in Chemistry.
他受过更高的教育，拥有化学博士学位。
③In the office, the learned scholar Lahey seemed less guarded, more relaxed.
莱希博士在办公室里看起来没有那么谨小慎微，放松了许多。
④Despite a thorough investigation, no trace of the learned scholar Southwell has been found.
尽管进行了彻底的调查，还是没有发现索思韦尔博士的任何踪迹。
相关表达：
博士学位：doctor's degree/doctorate
例句：
1、An honorary doctorate of law was conferred on him by Newcastle University in 1976.
1976年，纽卡斯尔大学授予他荣誉法学博士学位。
2、He had just received a doctorate in recognition of his contributions to seismology.
他刚被授予了博士头衔以表彰他对地震学作出的贡献。
3、I went on to earn a second doctor's degree in zoology.
我又得了第二个博士学位-动物学博士学位。
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