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- The incumbent operates under the policies and accountabilities established by China sale manager. 按照中国区销售经理制定的政策和责任工作；
- Moreover last year PCCW became one of the first incumbent operators worldwide to arrest the decline in fixed-line subscribers. 此外，去年PCCW还成为世界范围内第一批成功阻止固网客户下滑的主导运营商之一。
- The desire to offer a one-stop shop for quadruple-play services has also prompted several national incumbent operators to reabsorb their previously separate wireless operations. 提供四重播放业务的一站式服务的愿望促使一些全国性的运营商重新吸纳了先前独立出去的移动电话分部。
- It's incumbent on you to warn them. 你有责任告诫他们。
- He, as the incumbent, is vulnerable on this. 作为在职者,他在这个问题上易受攻击。
- It's incumbent on you to advise your son before he leaves home. 在你儿子离家前给他忠告是你义不容辞的事。
- The quality or condition of being incumbent. 有义务负有义务的性质或状况
- Loosely, a mathematical or logic operator. 不严格地说，一种数学或逻辑运算符。
- That store operator ripped me off. 那个商店的营业员把我骗了。
- The operator told the caller that the line is busy. 接线生告诉打电话的人对方电话占线。
- It is incumbent upon justice to give some warnings of their doubt about a case. 法官有责任提醒人们有关他们对案件的疑问。
- Ring the operator and ask for Freefone 8921. 接通接线生，然後要免费通话8921号。
- The intricate machine requires a skilled operator. 这种复杂精细的机器须由技能熟练的人操作。
- It is incumbent on me to reclaim him. 劝他改过是我义不容辞的义务。
- Be careful with him -- he's a cute operator. 对他你得留神,他是个精明圆滑的家夥。
- He has no sense of the duty incumbent upon him. 他对于他所应负之责，没有责任感。
- I think it's incumbent upon us to support him. 我变为支持他是我们义不容辞的责任。
- Do you know the telegraph operator living over the way? 你认识住在路对面的那个报务员吗？
- She is the local representative for a British tour operator. 她是一位英国旅游经营者的当地代表。
- Dislodging an incumbent currency can take years. 此时美元篡夺了英国货币的强势地位。
