essential for

Some of the pesticides are also essential for protecting human and animal health.

有些农药对保护人类及动物的健康也是至为重要的.

The clinical features and muscle biopsy are essential for diagnosis of the disease.

结论小儿线粒体脑肌病罕见，临床特点及肌肉病理检查是诊断本病的重要根据。

Careful preparation for the exam is essential.

认真准备考试十分必要。

This was not only visually appealing, but essential for the vibrational effect.

这不仅在视觉上很迷人, 而且对振动效果十分必要.

Breathable, waterproof clothing is essential for most outdoor sports.

大多数户外运动衣服必须透气且防水。

The possession of a passport is essential for foreign travel.

出国旅行必须持有护照。

It's not essential for me to have four houses.

我没必要拥有四所房子.

Tidiness in the workshop is really essential for producing good work

工作间干净整洁对于生产出好的产品非常重要。

The quality of being circumspection is essential for a secretary.

作为一个秘书，我想细致周到是十分必要的

Elections are essential for the sustenance of parliamentary democracy.

选举制度是维持议会民主所必不可少的。

Water is essential for plants.

水对于植物是必需的.

New ideas are essential for the future food machinery market

未来食品机械市场创新思路

Lifting machinery is essential for modern production as means of transport.

起重机械是现代化生产中必不可少的运输工具。

Obama stressed a strong US economy is essential for a global recovery.

奥巴马强调强势的美国经济对全球的经济复苏非常必要。

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.

This is essential for our mutual benefit.

这对我们的共同利益是必要的.

A rich and varied cultural life is essential for this couple.

丰富多样的文化生活对这对夫妇而言至关重要。

Food is essential for life.

生命离不开食物.

Polyunsaturated oils are essential for health. Excess is harmful, however.

多不饱和油对健康很重要。但是，食用过量就会有害。

Human resource planning is essential for each company and organization.

人力资源规划对每一个公司或者其他组织来讲，都是至关重要的。

It'seems to me that hardiness is the chief essential for success.

看来坚韧是成功的基本要素.

Articulate speech is essential for a teacher.

对教师来说,口齿清楚是必不可少的.

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.

Air, food and water are things essential for life.

空气, 食物和水是生命不可缺少的东西.

It is essential for us to know all the facts.

对我们来说,了解所有的事实是必要的.

A ceasefire is an essential precondition for negotiation.

停火是谈判的必要前提。

Whatever method of heating was used, artificial respiration was essential for reanimation.

无论用任何暖和方法, 人工呼吸仍是救生所必需的.

Some cautions must be mentioned ─ for example good tools are essential to do the job well.

有些警告一定得说，如：工欲善其事，必先利其器。

Openness is essential for development and progress. It also holds the key to post-COVID economic recovery.

开放是发展进步的必由之路，也是促进疫后经济复苏的关键。

It is essential for all players who wish to compete that they earn computer ranking points.

对所有希望参赛的选手来说，获得电脑排名的分数非常重要。