duke
US /duːk/
UK /duːk/

1.
2.
公爵
a nobleman of the highest hereditary rank in the British and certain other peerages, ranking below a prince and above a marquess
:
•
The Duke of Edinburgh is a title held by a member of the British royal family.
愛丁堡公爵是英國王室成員持有的頭銜。
•
He inherited the title of duke from his father.
他從父親那裡繼承了公爵的頭銜。