他们认为音乐课和美术课是可有可无的。
如果你认为幽默只是一种可有可无的娱乐形式，那你就忽略了幽默最大的好处：幽默能让长相平平的人看起来更可爱，也能让呆板无趣的人看起来更有趣。
If you see humor as an optional form of entertainment, you're missing some of its biggest benefits: humor makes average-looking people look cute and uninteresting people seem entertaining.
他想起了他曾见过的那些跛着脚、拿着罐子和瓶子要酒保给他们倒酒的可有可无的人。
He thought of the hobbling wretches whom he had seen carrying cans and bottles to be filled by the barman.
在当前对联邦赤字的担忧中，“伸手摘星”的尝试似乎是一种可有可无的奢侈——似乎只要一年省下千分之一的预算就能解决我们的问题。
Amid the current concerns about the federal deficit, reaching toward the stars seems a dispensable luxury—as if saving one-thousandth of a single year's budget would solve our problems.
单位矩阵是一种可有可无的矩阵。
否则米勒就会变成可有可无的傀儡。
然而父亲可不是可有可无的。
洗礼不是可有可无的仪式，随你任意拖延。
Baptism is not an optional ritual, to be delayed or postponed.
对于玛丽·巴赫来说，2分钱并非可有可无的零钱。
义，不是可有可无的属灵供应，而是绝对的必需品。
Righteousness is not an optional spiritual supplement, but an absolute necessity.
考虑一下忽略“你好”，“再见”和其它可有可无的闲聊。
Just think of all the hellos, good-byes and other unnecessary chit-chat you avoided.
运河的魅力在于它面临其地位可有可无的时候竟然幸存下来。
The charm of canals lies in their survival in the face of irrelevance.
经济危机也许使企业削减了广告费以及其他可有可无的支出。
The recession may have slashed advertising and discretionary spending.
配件不是可有可无的，而是令你的服装锦上添花的重要部分。
Fittings is not dispensable, the substantial that the clothing that makes you however perfects.
而现在消费者把付费电视服务视为可有可无的东西，分析人士说。
Now, consumers view paid television services as expendable, analysts say.
文学作品是为读者创作的，读者不再被看作是可有可无的因素。
Literary works are produced for readers, who are no longer seen as marginal elements in reading process.
您需要对所需的功能进行优先排序，并了解哪些功能是可有可无的。
You need to prioritize the capabilities that are needed and understand which capabilities are just nice to have.
这种将事物划分成必不可少的内容与可有可无的形式的做法增强了UML的可管理性。
This partitioning into essential content and dispensable form enhances UML's manageability.
从这个意义上来说，第一份工作不是可有可无的，它不应被怠慢，也不能被怠慢。
In this sense, the first job is not essential, it should not be neglected, also cannot be neglect.
“这个夏天一切都变了，有些是因为可有可无的理由”温格向阿森纳官方杂志如是说。
“It was all change in the summer and some of that was for unwanted reasons, ” Wenger told the Official Arsenal Magazine.
伽利略在这个明喻中出现了，但明显他对于，这个对比的整体目的来讲是可有可无的。
Galileo appears in the simile but actually seems to be unnecessary for the general purposes of the comparison.
被追诉人的程序选择权并不是一项可有可无的权利，这一权利有着强大的理论支撑。
The defendant's option of procedure is not a kind of insignificant right. It has the strongest theory support.
目前的做法允许候选人参加考试而无需购买教材，这传达了教材可有可无的错误信息。
The current practice of allowing candidates to register for an exam without purchasing the curriculum sends the wrong message that studying the curriculum is optional.
四大的人力资源大老板们要求合伙人把新员工当成未来的资产，而不是可有可无的懒汉。
Rather than seeing junior staff as expendable drones, the Big Four's talent bosses want partners to view them as future assets.
因为面临被指控提价的风险，医生被迫在可有可无的检查和治疗过程中使用“预防性药物”。
The risk of being sued pushes up costs, obliging doctors to practise “defensive medicine” in the shape of needless tests and procedures.
巴西将得到一个教训：筹办世界杯和奥运会时，不要对“可有可无的锦上添花工程”抱过大雄心。
The lesson for Brazil will be not to get too ambitious with the "optional extras" when it comes to preparing for the World Cup and Olympics.
而且那些可有可无的事情也会从你生活中消失，因为你找到了你真正想做的事，比如一个新的爱好。
And so these less exciting things just tend to fall away from your life as you find things that you really like to do, like for instance a new hobby.
而十年前，测试只是分派给一个可有可无的QA团队的任务，开发人员甚至尽量避免跟QA团队打交道。
Ten years ago, testing was just a task that was delegated to an obscure QA team that developers would barely interact with.
而十年前，测试只是分派给一个可有可无的QA团队的任务，开发人员甚至尽量避免跟QA团队打交道。
Ten years ago, testing was just a task that was delegated to an obscure QA team that developers would barely interact with.
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