essential查询结果如下：
详解 词库
双语句典
英文释义
韦氏词典
英文百科
wiki词典
英文句库
词性:adjective
例句1. it is essential to remove all the old plaster’
例句2. the essential simplicity of his style’
形容词 变体/同根词
名词 变体/同根词
An eastern Mediterranean plant(Lilium candidum)having white,bell-shaped flowers that yield an essential oil used in perfumery.
白百合花一种生长于地中海东部地区的(白花百合百合属)植物，开白色的铃铛形花朵，从中可提取出一种用于制香水的重要油脂
属类：综合句库--
Absolutely indispensable;essential .
必不可少的;根本的
属类：综合句库--
essential ingredients.See Synonyms at indispensable
必要的构成要素参见
属类：综合句库--
Thing that is essential or urgent
必要的事;紧急的事;必须履行的责任;需要;必要性
属类：综合句库--
Pattern practice, then, must still be considered as an essential feature of language teaching and learning.
不过，句型练习仍应视为语言教与学的重要部分。
属类：综合句库--
Not to be dispensed with;essential .
不可缺少的;绝对必要的
属类：综合句库--
The mystic reverence,the religious allegiance,which are essential to a true monarchy,are imaginative sentiments that no legislature can manufacture in any people(Walter Bagehot.
不可思议的崇敬和宗教般的忠诚对真正的君主政体都是至关重要的，都是富于想象力的情操，没有立法机关可以使任何一个人产生此种情感(瓦尔特·白哲特)
属类：综合句库--
elimination of the essential differences between town andcountryside
城市和乡村之间本质差别的消失
属类：综合句库--
The initial design development stage wherein,at first,it is certain that errors will be discovered which will require design changes.It is in this period that design aids,emulation techniques,and supportive design techniques are essential to quick design.
初始设计开发阶段，首先必须发现可能存在的错误，并作相应的设计修改。正是在这个时期中，设计辅助程序、仿真技术和设计支援技术对于快速设计都是必不可少的。
属类：综合句库--
It is essential to transcend the differences in social system and ideology in handling state-to-state relations, work to seek convergence of common interests, expand mutually-beneficial cooperation and strive for common development.
处理国与国的关系应超越社会制度和意识形态的差异,努力寻求共同利益的汇合点,扩大互利合作,谋求共同发展。
属类：综合句库--
A sulfur-containing essential amino acid,C5H11NO2S,obtained from various proteins or prepared synthetically and used as a dietary supplement and in pharmaceuticals.
蛋氨酸一种含磷的主要的氨基酸，
属类：综合句库--
A sulfur-containing essential amino acid,C5H11NO2S,obtained from various proteins or prepared synthetically and used as a dietary supplement and in pharmaceuticals.
蛋氨酸一种含磷的主要的氨基酸，C5H11NO2S，由多种蛋白质中获取或用合成方法形成，用作一种饮食的补充，并用于药剂学
属类：综合句库--
Protein is essential to life.
蛋白质对生命是必不可少的。
属类：综合句库--
Trust Fund for economic revitalization and restoration of essential services in Eastern Slavonia
东斯拉沃尼亚经济复苏和恢复基本服务信托基金
属类：科技术语--
How much easier,how much more satisfying it is for you who can see to grasp quickly the essential qualities of another person by watching the subtleties of expression,the quiver of a muscle,the flutter of a hand.
对你来说，一个能看见的人，通过观察微妙的表情---一条肌肉的颤抖、一只手的摆动，很快地了解另一个人的本质，是多么容易又多么令人满足的事情。
属类：综合句库--
Poetry is something to which words are the accidental, not by any means the essential form
对诗歌而言，语词只是附加的，而不是本质性的
属类：综合句库--
A monoamine neurotransmitter formed in the brain by the decarboxylation of dopa and essential to the normal functioning of the central nervous system.A reduction in its concentration within the brain is associated with Parkinson’s disease.
多巴胺由多巴的脱羧产物，在大脑中形成单胺神经传递素，是中枢神经系统正常运行的必要因素。在大脑中的浓度降低会引起帕金森氏病
属类：综合句库--
In every dark hour of our national life,a leadership of frankness and vigor has met with that understanding and support of the people themselves,which is essential to victory.
凡在我国生活阴云密布的时刻，坦率而有活力的领导都得到过人民的理解和支持，从而为胜利准备了必不可少的条件。
属类：综合句库--
Parts of the wooden support of the house had been gnawed away. Immediate repair was essential .
房屋的木质支架己有几处被蛀空，必须立即进行修理。
属类：综合句库--
The battalion’s trafficability was essential in its victory.
该营的机动性为其获胜的主要因素。
属类：综合句库--
Get a hustle on to stockpile these essential material.
赶快把这些重要材料贮放起来。
属类：综合句库--
elimination of the essential differences between industryand agriculture
工业和农业之间本质差别的消失
属类：综合句库--
Existing as an essential constituent or characteristic;intrinsic.
固有的作为一种基本成份或典型特征而存在的;内在的
属类：综合句库--
It’s essential to rally people round.
关键在于把人民团结起来。
属类：综合句库--
Your limit unworkable drastic decrease essential
贵方所提限价不可接受，必须再次大幅度减价。
属类：综合句库--
Trust Fund for the Restoration of Essential Public Services in Sarajevo
恢复萨拉热窝关键性公共服务设施信托基金
属类：科技术语--
A form of literature or filmmaking that treats real people or events as if they were fictional or uses real people or events as essential elements in an otherwise fictional rendition.
纪实部分文学或拍电影的一种方式，嘲笑真人真事，好象他们是虚构的或在其它方面的小说翻译中把真人真事用作必要的组成部分
属类：综合句库--
A seat and harness for a child are essential in a family car.
家用汽车配备儿童座和安全带是很必要的。
属类：综合句库--
Any of three colorless isomeric liquid hydrocarbons,C10H14,obtained chiefly from the essential oils of cumin and thyme and used in the manufacture of synthetic resins.
甲基异丙基苯三个同质异构的无色液体烃中的任一个，C10H14，主要从小茴香和百里香的基本油中提取，并用于合成树脂的制造业中
属类：综合句库--
Essential oils(containing tertiary alcohols)--Estimation of free alcohols content by determination of ester value after acetylation
精油(含叔醇)乙酰化后酯值的测定和游离醇含量的评估
属类：行业标准名称-国家标准名-GB/T14455.8-1993
adjective
1.(of a disease) with no known external stimulus or cause; idiopathic.
‘ _essential_ hypertension’
‘Investigations confirmed a diagnosis of _essential_ hypertension and treatment was started.’
2.(of an amino acid or fatty acid) required for normal growth but not synthesized in the body and therefore necessary in the diet.
‘Providing your body with _essential_ amino acids before training reduces muscle loss and helps create an anabolic environment.’
‘Carbohydrates are not a requirement for survival as are proteins, _essential_ fatty acids, vitamins, or minerals.’
3.Absolutely necessary; extremely important.
‘it is _essential_ to keep up-to-date records’
‘fibre is an _essential_ ingredient of our diet’
4.Fundamental or central to the nature of something or someone.
‘the _essential_ weakness of the plaintiff’s case’
‘The book has at least one _essential_ flaw.’
noun
1.A thing that is absolutely necessary.
‘we only had the bare essentials in the way of equipment’
‘Mandy organised her handbag with the essentials such as her phone and purse and, with one last look in the mirror for Kathy, left the room.’
2.The fundamental elements or characteristics of something.
‘he was quick to grasp the essentials of an opponent’s argument’
‘They strip down the situation to its fundamental essentials and bring both party’s concerns forward.’
独上高台望四海 手揽云月傍天飞， 落叶重重已十月 归鸟凄凄啼心扉。
