1·The app has been indispensable to our son Khalil’s sleep; with the sound on, he sleeps fitfully, but without it we have the sort of disaster that would make Jerry Bruckheimer proud.
该应用程序是我们的儿子哈利勒睡觉必不可少的工具； 伴随着那些声音，他睡的很舒服，但是没有它，我们就会遇到一些使 杰里布鲁克海默自豪的麻烦。
2·One way to do indispensable work is to show up more hours than everyone else.
完成必不可少的工作的方法之一就是拿出比比别人更多的时间。
3·Good days can give your happiness while bad days can fetch you experience. Both good days and bad days are indispensable in our lives.
千万不要后悔你人生中的哪一天，好日子带给你幸福，坏日子带给你经验，两者都是人生必不可少的。
4·In all other respects, free and transparent communication is indispensable for the coordination of a complex set of project activities.
从其它角度来看，自由和透明的通讯对于项目活动的综合性协调来说是必不可少的。
5·The capacity to respond to health threats quickly with well-coordinated action is indispensable for public health in the twenty-first century.
在二十一世纪中，以协调良好的行动迅速应对卫生威胁的能力对于公共卫生是必不可少的。
1·She was becoming indispensable to him.
对他来说她正变得不可或缺。
—— 《柯林斯英汉双解大词典》
2·The quality of independence is so indispensable for us that parents had better act as a tutor, not a director.
独立的品质对我们来说是如此的不可或缺，父母最好是一个导师，而不是一个指导者。
3·After its invention, it became an almost indispensable part of most households within the space of just a few years.
它在被发明后的短短几年时间里几乎成为了大多数家庭不可或缺的一部分。
4·Idleness is not just a vacation, an indulgence or a vice; it is as indispensable to the brain as Vitamin D is to the body.
懒惰不仅仅是度假、放纵或恶习；它对于大脑就像维生素 D 对身体一样不可或缺。
5·This is not to disparage adjectives and adverbs; they are indispensable parts of speech.
这不是在贬低形容词和副词，它们都是不可或缺的。