1. It must have been a very arduous task to build the pyramids.
    当时建造金字塔肯定是件万分艰巨的事。

2. He made an arduous effort to keep up with the rest of the class.
    他努力跟上班上其它同学。

1. 费劲的：alert 敏锐的;警惕的 | arduous 费劲的 | artistic 艺术的

2.

2. 艰巨的; 努力的：arboreal 树木的; 树状的 | arduous 艰巨的; 努力的 | ascertain 查明, 确定

3. 艰巨的：Robust:强健的 | Arduous:艰巨的 | Gait:步态

4. arduous的反义词

4. 费力的：process 过程 | arduous 费力的 | admission 接收,录取

1. Hydraulic manifold block design is a time-consuming, arduous job and the result is hard to guarantee.
    针对液压集成块设计费时、费力、质量不易保证的难点，将遗传算法与液压集成块设计知识相结合，对集成块进行了自动优化设计。

2. Fifty years rain wind mill grind, sui yue ru ge, in the arduous and tortuous course of development, Yangcheng one of the leading bodieszhi cun gao yuan, down-to-earth, truth-seeking, pragmatic, open, progressive, and always insist on respect for history, advocating ecological, insist the combination of history and modernity, the pursuit of a high starting point, high standards, integrity, artistry, and vigorously to create the humanistic spirit of high learning, educating people to live an integrated environment, as the county's first modern school facilities base, Yangcheng 1 continuously to her vibrant natural environment, a relaxed and harmonious human environment, cui ren progressive education environment for our students to win broad favor!
    五十年风磨雨砺，岁月如歌，在艰辛曲折的发展历程中，阳城一中的领导班子志存高远，脚踏实地，求真、务实、开放、向上，始终坚持尊重历史，崇尚生态，坚持历史与现代相结合，追求高起点、高标准、整体性、艺术性，大力创造具有高尚人文精神的学习、生活综合育人氛围，作为全县第一所设施齐备的现代化办学基地，阳城一中不断地以她充满生机的自然环境、宽松和谐的人文环境、催人向上的育人环境博得莘莘学子的广泛青睐！

3. Our mission is lofty and sacred, and our responsibilities are both arduous and glorious.
    我们的使命崇高而神圣，我们的责任重大而光荣。

4. Beijing in 2008 olympic games, drinks the safe request of food to the meal will be very strict, how to ensure that all personnel food and drink safe, will during olympiad is to lay bare important and arduous as well one mission before us.
    2008年的北京奥林匹克运动会，对于餐饮食品安全的要求将是非常严格的，如何确保奥运会期间所有人员饮食安全，将是摆在我们面前的一项重要而又艰巨的任务。

5. He visited many places, in all of which he was received with the usual enthusiasm which attended his arduous labours.
    他访问了许多地方，到处受到热情的欢觃。他的艰苦努力是一贯受到热请欢觃的。

6. Today in Beijing---China's political and cultural center. Ziyang people feel more arduous task.
    而如今在北京，在中国政治、文化的中心，紫阳人更是任重而道远。

7. arduous在线翻译

7. Wu Lei's success, the courage that results from her, hold to and very arduous effort, also the support that profit from Guangdong saves a such course to reform big province to save builds deep course by force to change atmosphere and class to change fertile soil.
    吴磊的成功，缘于她的勇气、坚持和非常辛勤的努力，也得益于广东省这样一个课程改革大省强省所营造的深厚课改氛围和课改沃壤的支持。

8. arduous的意思

8. This time Huang Qu the senior official yellow Jinlong's worry is extremely essential, because the planetoid running rate is not irrevocable, especially after enters solar system, receives solar as well as other star gravitational field function, but only can the rapid acceleration not be decelerates, therefore coordinated the entire campaign the duty to be more urgent and to be essential comprehensively, but plenary powers was responsible for this arduous duty is alliance president all unifies.
    此时黄区长官黄金龙的担心是非常必要的，因为小行星的运行速度并不是一成不变的，尤其在进入太阳系后，受到太阳以及其他星球的引力场作用，只能迅速的加速而不是减速，因此全面协调整个战役的任务就更加紧迫和关键了，而全权负责这个艰巨任务的就是联盟主席全统一了。

9. The love and care you have given us will encourage us to go through a long and arduous journey.
    您给予我们的爱和关心将鼓励着我们走过艰难凋敝。

10. At present, political, economic, social, family and racial discrimination against women continue to exist in some countries to varying degrees. Hence, a significant narrowing of the gap between law and reality remains an important and arduous task for every government and the international community at large.
    现在世界上一些国家在政治、经济、社会、家庭以及种族方面仍然不同程度地存在着对妇女的歧视，因此，大幅度地缩短法律与事实上平等的差距仍是国际社会和各国政府进一步努力的重要目标。

11. The company after years of arduous pioneering, now has a series of advanced production equipment and complete production lines.
      公司经过多年的艰苦创业，现已具备了一系列先进的生产设备以及完善的生产线。

12. After years of arduous pioneering, so that steady development of business and economic strength growing.
      经过多年的艰苦创业，使业务稳步发展，经济实力不断增强。

13. But the ideological remolding, I thought, was for me arduous and urgent.
      但是思想改造，我却认为，我的任务是艰巨的，是迫切的。

14. To me, we need sacrifice and arduous efforts in return to happy life.
      对我来说，幸福的生活是要靠自己的辛勤和努力来换取。

15. We already use the machinery the strength horizontal sea, and uses the mechanical strength to be possible to cause the humanity finally to liberate from each kind of laborious arduous physical labor.
      我们早已利用机器的力量横渡海洋，并且利用机械的力量可以使人类从各种辛苦繁重的体力劳动中最后解放出来。

16. 好好学单词·英语单词大全

16. The construction of teacher team is a long-term and arduous task.
      在高校重组过程中，教师团队建设是一项长期而艰巨的任务。

17. On the return journey you will be left the arduous task of deciding which of our three islands is the most magnificent!
      当您踏上归途，回顾一天的旅程，请您想一想，到底那一个岛最好玩？（出发点：马埃岛，普拉兰岛和拉迪格岛

18. He isited many places, in all of which he was receied with the usual enthusiasm which attended his arduous labours.
      他访问了许多地方，到处受到热情的欢迎。他的艰苦努力是一贯受到热请欢迎的。

19. Their journey was arduous, with blinding snow and high winds accompanying them for a large part of the journey.
      他们的旅程非常艰困，大半途中都伴随着遮蔽视线的暴风雪和强劲的风势。

20. The team consisting of Olympic rower James Cracknell, Ed Coates, a doctor from Bristol and TV personality Ben Fogle have undertook one of the most arduous and dangerous endurance events in the world and it seems have taken along a Solar Technology Super Charger and FreeLoader to supply power to their personal gadgets along the way.
      队伍由奥林匹克划桨手吉姆斯·克莱可尼尔、从布里斯托来的医生爱德·阔爱特、以及电视风云人物本·福基乐组成，他们一起从事了这次世界上最艰苦最危险和考验耐久性的活动，而Solaris 科技的超级充电器和Freeloader在一路上作为他们的小工具一直伴随着他们。

1. 困难的；艰巨的；费力的
    Something that is arduous is difficult and tiring, and involves a lot of effort.

    e.g. ...a long, hot and arduous journey...
           一段漫长、炎热而又艰苦的旅程
    e.g. The task was more arduous than he had calculated.
           这项任务比他所估计的要艰巨得多。