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| ADJ |
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| /ɪˈsenʃl/ |
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| 1 | completely necessary 绝对必要的；必不可少的 |
| In a large organization, good internal communication is essential. 在一个大机构里，良好的内部交流是绝对必要的。 |
| +for Light is absolutely essential for the healthy development of plants. 光对于植物的健康成长是必不可少的。 |
| +to He had acquired the skills essential to his later success in politics. 他获取了为后来在政坛上的成功所必需的种种技能。 |
| it is essential (that) It is essential that you are sure what your goals are. 你必须明白自己的目标是什么。 |
| it is essential to do sth If you want to make major changes, it is essential to involve your staff. 如果你想进行重大的变革，就必须让员工参与进来。 |
| essential reading Her articles are essential reading for anyone interested in the war. 她的文章对于想了解那次战争的人来说是必读材料。 |
| play an essential role/part in sth She has always played an essential part in the smooth running of the business. 她总是在企业的顺利运作上起着极其重要的作用。 |
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| 2 | the essential features of something are its most basic and typical features 最本质的；最典型的；最基本的 |
| the essential characteristics of Marxist political thought 马克思主义政治思想最本质的特征 |
| The essential difference between us is that I take life seriously. 我们之间本质的不同在于我认真对待生活。 |
| | 2a | most basic and necessary 基本的；必需的 | | essential services such as shops and buses 诸如商店和公交车之类的基本服务 | | food, fuel, and other essential supplies 食物、燃料与其他必需的供给 | |
| | 2b | used about the substances that your body needs in order to stay healthy 身体健康所需的 | | essential vitamins/minerals/nutrients 身体健康所需的维生素/矿物质/营养 | |
| Words frequently used with essential | | essential 的常见搭配词 | | nouns | characteristic, component, element, feature, ingredient, part, requirement, | 1 | | | |
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