汽车已成了我们生活中必不可少的一部分。
智能计算机很快将会成为每位医生必不可少的诊断工具。
Intelligent computers will soon be an indispensable diagnostic tool for every doctor.
帮助工人去适应的政策将是必不可少的。
但帮助工人去适应的政策将是必不可少的。
选举制度是维持议会民主所必不可少的。
Elections are essential for the sustenance of parliamentary democracy.
在每个人的衣橱里，牛仔裤是必不可少的。
要把社区工作做好，协作活动是必不可少的。
Cooperative activity is essential to effective community work.
即使在小公司里，计算机也是必不可少的工具。
旅游保险费用看起来似乎是没必要的，但却是必不可少的开支。
Taking out travel insurance may seem an unnecessary expense, but it is a must.
丰富多彩的、多样化的文化生活对于这对夫妇而言是必不可少的。
A rich and varied cultural life is essential for this couple.
在工作场所，信任也是必不可少的。
灯笼是中国新年等重要节日中必不可少的装饰。
Lanterns are necessary decorations during important festivals such as the Chinese New Year.
当然，在节日期间，这种植物是必不可少的。
首先，诗歌是学习中国传统文化必不可少的一部分。
First of all, poetry is a necessary part of learning traditional Chinese culture.
他们是候鸟必不可少的觅食和繁殖地，十分重要。
They are important and necessary feeding and breeding grounds for migratory birds.
智能手机已经成为我们日常生活中必不可少的一部分。
Smart phones have become an essential part of our daily lives.
是的，饺子是必不可少的。
化学物质的蒸发对它们的生存是必不可少的。
The evaporation of chemicals is necessary for their survival.
直到最近，科学家们还认为光是必不可少的。
Until recently, scientists thought that light was essential.
给人留下良好的印象是日常生活中必不可少的。
美味的油酥点心或一块巧克力蛋糕在喝咖啡时也是必不可少的。
The coffee ritual is incomplete without a delicious pastry or a slice of chocolate cake.
要在几乎任何领域谋得一份好工作，计算机能力都是必不可少的。
For a good career in almost any field, computer competence is a must.
我同意提供更多的公园和体育设施是设计新城镇时必不可少的元素。
I agree that providing more access to public parks and sports facilities is an essential element when designing a new town.
为了获得成功的结果或回报，一定程度的风险几乎总是必不可少的。
In order to achieve a successful outcome or reward, some level of risk is almost always essential.
诸如最低操作年龄、限制操作区域和水上安全必修课等规定是必不可少的。
Regulations such as minimum operating age, restricted operating areas and compulsory classes in water safety are essential.
塞内加尔首都主要医院的精神科医生将其视为治疗过程中必不可少的一部分。
Psychiatrists in the Senegalese capital's main hospital see it as an essential part of the healing process.
事实上，这种更高级别的表现力对于主导19世纪音乐的浪漫主义风格来说是必不可少的。
This capacity for increased expressiveness, in fact, was essential to the Romantic style that dominated 19th century music.
教授提到了两个仆人之间的对话，以解释剧作家如何建立起一部好剧本中必不可少的场景。
The professor mentions a conversation between two servants in order to explain how playwrights develop the obligatory scene of a well-made play.
氧气在细胞呼吸的新陈代谢过程中是必不可少的，它能使细胞有效地从有机食物中获取能量。
Oxygen is essential for the metabolic process known as cell respiration that allows cells to efficiently harvest energy from organic food.
所以我们一直在讨论营养，环境中的元素对于生物体的发展，健康的生活和繁殖是必不可少的。
So we've been talking about nutrients, the elements in the environment that are essential for living organisms to develop, live a healthy life, and reproduce.
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