mop-up

基本解释

In all countries, rapid assessments are being conducted to formulate an emergency response plan in which two additional mop-up rounds will be held.
在所有国家，正在开展快速评估以制定应急反应计划，其中将增加两次扫荡回合。
Some speculated he was shot by an infantryman who had stumbled upon him during mop-up operations. Others claimed he was killed after being tricked into turning himself in.
有人推测，他不走运地撞上了一个正在进行扫尾行动的士兵，然后被打死了；另外一些人则认为，他是被政府军诱杀的。
From 31 May to 2 June, a polio immunization 'mop-up' campaign was conducted, covering West Java, Banten and Jakarta provinces, to reach 6.4 million children under the age of five years.
5月31日至6月2日，开展了一场脊髓灰质炎免疫“扫荡”运动，覆盖西爪哇、万丹和雅加达省，以便普及到640万5岁以下儿童。

The mop-up, time and the environment's resilience have restored the sound to its former glory--superficially, at least.
FORBES: Good as New, Almost
Yet this is all mop-up work.
ECONOMIST: The dizziest, giddiest stars
The oil, gas and petrochemicals sector employs only 120, 000 workers, and is hardly going to mop up the job-seekers.
ECONOMIST: Stunted and distorted

If you mop up a liquid, you clean it with a cloth so that the liquid is absorbed.
If you mop up something that you think is undesirable or dangerous, you remove it or deal with it so that it is no longer a problem.