| 释义 |
nounadjectivein·cum·bentBrE /ɪnˈkʌmbənt/ NAmE /ɪnˈkʌmbənt/ noun a person who has an official position 在职者；现任者◆ the present incumbent of the White House 现任美国总统in·cum·bentBrE /ɪnˈkʌmbənt/ NAmE /ɪnˈkʌmbənt/ adjective [only before noun ]having an official position 在职的；现任的◆ the incumbent president 现任总统[not before noun ]~upon /on sb (formal ) necessary as part of sb's duties 有责任；必须履行◆ It was incumbent on them to attend . 他们必须出席。 |