| 1. | This is essential for our mutual benefit .
这对我们的共同利益是必要的。 |
| 2. | It is essential for the candidate to be dressed properly and to look alive .
一个候选人必须衣着得体，看上去精神抖擞。 |
| 3. | A high weathercock frequency is essential for the stability of the guidance loop .
从制导回路的稳定性角度来看，短周期振荡频率高是基本的。 |
| 4. | Very favourable conditions are essential for the continuous and regular high production of orchard seed .
为了使种子圆种子获得持续正常的高产，必须有十分适宜的环境。 |
| 5. | The notation is essential for the practical application of a book classification scheme, and offers many practical advantages .
标记符号对于图书分类法的实际应用极为重要，而且具有许多实用的优点。 |
| 6. | The above problems are essential for this article
这几个问题是论及本文的基础。 |
| 7. | To me , that is essential for peace in the world
对我而言，这对世界和平至关重要。 |
| 8. | Your passport is essential for international travel
出国旅行，护照是不可或缺的。 |
| 9. | Roads are essential for the commercial vehicle operations
道路对于商业车辆是必需的 |
| 10. | Lifelong learning is essential for self - fulfillment
终生学习对于自我实现是必需的。 |
