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- Learning a language require time and effort. 学习一种语言是需要时间和精力的。
- We've put a great deal of time and effort into this project. 我们为这一项目付出了大量的时间和精力。
- Training a dog requires the expenditure of time and effort. 训练一条狗需化时间和精力。
- We expended much time and effort on the experiment. 我们在该项实验上花费了不少时间和精力。
- His work takes a lot of his time and effort. 他的工作占用了他很多时间和精力。
- It's worth the time and effort we devoted to it. 我们把时间和精力用于此事是值得的。
- Ive invested a lot of time and effort in this plan. 我已在这计划中投入了大量的时间和精力。
- The device will save much time and effort for us. 这种装置会使我们节省大量时间和气力。
- The work cost me a lot of time and effort. 这项工作花了我大量的时间和精力。
- Why invest time and effort to build the girl up? 为什么要花时间和精力去培养这个女孩？
- Maturing requires a lot of time and effort. 成熟所需要付出的时间与心力是很大的。
- He is an amiable fellow, assured of his place in the world and certain that, given enough time and effort, others can simply pull themselves up by their bootstraps. 他和善可亲，自信他在世界上占有一席之地，并确信，假以时日及努力，别人根本也可以靠自己的力量成功。
- He has devoted all his time and efforts to teaching. 他全身心地致力于教学工作。
- This study represents a major expenditure of time and effort. 这项研究意味着要耗费大量的时间和精力。
- Such a difficult job costs a lot of time and effort. 这么难的工作既化时间又化精力。
- Learning the skills of salesmanship takes time and effort. 学习推销技术要花时间，花力气。
- Working people should be well paid for their time and effort. 劳动人民付出的时间和精力应当获得优厚的报酬。
- Save producers time and effort in shipping and selling hogs. 减少生产者运输和销售生猪的时间和精力。
- We've put a great dealof time and effort into this project. 我们为这一项目付出了大量的时间和精力。
- If you have good study habits, you can save time and effort. 如果你有良好的学习习惯,你就能节省时间和力气。
