必不可少

Cutting is the essential work in the printing production process, and the paper needs cutting before and after printing. The paper cutter is the capital equipment of cutting.

裁切是印刷生产过程中必不可少的工作，纸张在印刷前后都需要进行裁切，裁切纸张的主要设备是切纸机。

The First World Congress of Sex Workers and New Parasitism was essential part of this edition of CODE:RED Sex Worker project.

第一次世界大会的性工作者和新寄生是必不可少的组成部分这一版代码：红性工作者项目。

Or you might consider a parasol, or large-brimmed hat, both of which will "deliver" vital protection.

或者你可以考虑用把阳伞或大檐帽，它们同样可以"提供"必不可少的防晒保护。

It's part and parcel of the game.

这是比赛必不可少的一部分。

It involves, in the first place, the historical sense, which we may call nearly indispensable to anyone who would continue to be a poet beyond his twenty-fifth year; and the historical sense involves a perception, not only of the pastness of the past, but of its presence; the historical sense compels a man to write not merely with his own generation in his bones, but with a feeling that the whole of the literature of Europe from Homer and within it the whole of the literature of his own country has a simultaneous existence and composes a simultaneous order.

这就牵涉到：首先，历史意识，对于那些想在二十五岁以后还继续做诗人的人而言是必不可少的；而且历史意识也牵涉到一种感知力，不仅是要领悟过去事物的过去性，而且要领悟过去事物的此在性；历史意识迫使人们写作时不仅要与他自己的时代一起，而且还要意识到从荷马以来整个欧洲文学史以及整个本国文学是一个同在的实体，构成了一个同在的秩序。

They need a certain amount of fat as an essential nutrient," stresses Pauli."

一定量的脂肪也是他们必不可少的营养素。

Includes PBL Peeper , an essential toolbox .

包括边界层析，是一个必不可少的工具。

Penalization is essential if peace is to be more than a feverish interlude between wars.

倘若和平不应当仅仅是两次战争之间狂热的插曲，那麼处罚措施是必不可少的。

In fact, many elements and incidents that are now an integral part of the Arthurian story appear in Geoffrey's Historia, including Arthur's father Uther Pendragon, the wizard Merlin, the sword Excalibur, Arthur's birth at Tintagel, his final battle against Mordred at Camlann and final rest in Avalon. The 12th-century French writer Chrétien de Troyes, who added Lancelot and the Holy Grail to the story, began the genre of Arthurian romance that became a significant strand of medieval literature.

现在很多构成亚瑟王故事的必不可少的人物事件，其实都出自杰弗里的史记，包括亚瑟王的父亲尤瑟王侯，梅林巫师，王者之剑，出生地汀特基，与莫德雷默在卡姆兰的最后一战，长眠地阿瓦隆等等。12世纪法国文学家 Chrétien de Troy 在亚瑟王故事中添加了兰斯洛特的角色和圣杯，开创了中世纪文学的一个重要支派—亚瑟王传奇。

Today it has become an indispensable part of people's daily life.

而如今它已经成为了人们日常生活中必不可少的一部分。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。