- a piece of work to be done or undertaken任务。
with obj.(常作be tasked)
1- assign such a piece of work to给…委派任务：
NATO troops are tasked with separating the warring parties.
北约军队的任务是隔离交战双方。
1.1
- make great demands on (someone's resources or abilities)对（手段, 能力）要求极高; 考验; 使费尽心机：
it tasked his diplomatic skill to effect his departure in safety.
要使自己能安全离开是对他外交才能的考验。
短语
take someone to task
- reprimand or criticize someone severely for a fault or mistake严厉责备（或批评）某人, 斥责。
词源
Middle English: from an Old Northern French variant of Old French tasche, from medieval Latin tasca, alteration of taxa, from Latin taxare 'censure'， charge （see TAX）. An early sense of the verb was 'impose a tax on'.