incumbent
[in'kʌmbənt]
adj. 现任的；依靠的；负有职责的
n. 在职者；现任者；[英]领圣俸者
同义词
参考例子
1.It is incumbent up on us to do so .
这样做是我们义不容辞的责任。
2.Love themselves, love their own lives have become the responsibility incumbent upon you.
关爱自己，珍爱自己的生命已成为你义不容辞的责任了。
3.The future of the world economy depends on how both China and the incumbent powers adapt to their new roles.
世界经济的未来取决于中国以及现有的强权怎样适应它们的新角色。
英文解释
n.
1.the official who holds an office
2.lying or leaning on something else
3.necessary (for someone) as a duty or responsibility; morally binding
4.currently holding an office
网络释义
incumbent
上覆的; 职责所在的; 义不容辞的; 在职者，现任者;
incumbent bank
负担银行;
incumbent cotyledon
背倚子叶;
Job incumbent
在职者/任职者;
incumbent kmayor
现任市长;