艰巨: arduous; formidable; onerous的: 4次方是 The fourth power of 2 i ...任务: task; job艰巨的任务,挑战: challenge担负艰巨的任务: shoulder heavy responsibilities异常艰巨的任务: labours of hercules费力的工作, 艰巨的任务: uphill task一项光荣而艰巨的任务: a glorious yet difficult task执行非常艰巨的任务: bend the bow of ulyesses异常艰巨的任务, 需费大力气的工作: labours of hercules这是个艰巨的任务不过我相信他能应付自如: it is a difficult task but i'm sure he'll rise to the challenge艰巨的: arduous; monumental艰巨的工作: collar work困难的;艰巨的: difficult, hard极艰巨的工作: a labour of hercules task needing great strength or effort付出艰巨的劳动: make tremendous efforts负有义务的艰巨的: onerous完成最艰巨的部分: break the back of巨大的,极富挑战性的,艰巨的: overwhelming部署的任务: mandate for deployment大使的任务: embassy读的任务: reading task繁重的任务: heavy task; severe service管理的任务: managerial role机组的任务: aircraft mission