名 duty，job，office，post；动 （掌管） administer；介 [书]（由于） for ；

[例句] 她早些时候辞去了梅内姆总统助理一职。 She had earlier resigned her post as President Menem's assistant.

[例句] 他由于患轻度眼疾而不再担任队长一职。 His captaincy of the team was ended by mild eye trouble.