It is incumbent upon all of us to make an extra effort.我们所有人都必须加倍努力。He defeated the incumbent governor by a large plurality.他以压倒多数票击败了现任州长.It is incumbent upon us to do so.这样做是我们义不容辞的责任。Dislodging an incumbent currency c...
It is incumbent upon all of us to make an extra effort.我们所有人都必须加倍努力。He defeated the incumbent governor by a large plurality.他以压倒多数票击败了现任州长.The old man is an incumbent.那位老人是一位教区牧师....