unheard of

英 [ʌnˈhɜːd əv]

美 [ʌnˈhɜːrd əv]

adj.  没发生过的; 无先例的; 令人震惊的; 前所未有的

Collins.1

柯林斯词典

• ADJ 没发生过的
  You can say that an event or situation isunheard ofwhen it never happens.
  1. Meals are taken communally with other guests in the dining-room. Private bathrooms and toilets are unheard of...
     饭是在餐厅和其他宾客一起吃。私人浴室和卫生间更是闻所未闻。
  2. It's almost unheard of in France for a top politician not to come from the social elite.
     在法国，大牌政客非社会精英阶层出身的几乎闻所未闻。
• ADJ 令人震惊的；前所未有的
  You can say that an event or situation isunheard ofwhen it happens for the first time and is very surprising or shocking.
  1. Long lines of people had queued up to buy at the unheard-of rate of two bottles of rum for $3...
     人们排起了长队，以空前的速度抢购3美元两瓶的朗姆酒。
  2. Mom announced that she was going to visit her family for a couple of weeks, which was absolutely unheard of.
     妈妈说她要回娘家几周，这绝对是前所未有的事。

双语例句

• Other events unknown, or largely unheard of, are will be unsuccessful, as well.
  其它不明的事件，或大部份未听过的都将同样的失败。
• And basically in the African tradition it's quite unheard of for men to take part in beauty therapy.
  而在非洲的传统中，男人做美容基本上是闻所未闻的。
• To find a perfectly formed structure ( like this) is extremely unique, unusual, borderline unheard of.
  能发现这样完整的结构是不寻常的，罕见的，前所未闻的。
• The stay-at-home mother is nearly unheard of and nearly all mothers must balance work with raising a child.
  国内留在家中不用出去工作的母亲几乎闻所未闻，母亲们必须在工作和教养孩子的责任上作出平衡。
• It's not unheard of for a software test team to create more deliverables than the programmers.
  不是没有听说过，一个软件测试团队可以比程序员更让产品具有可交付性（让用户满意）。
• Economic conditions surely call for medicine, but the speed and scope of monetary easing is unheard of.
  目前的经济状况确实需要开方下药，但美国眼下放松货币政策的速度和力度闻所未闻。
• This kind of thing was absolutely unheard of.
  这种事之前可以说是闻所未闻的。
• It is unheard of in Pakistan for the head of the intelligence services to be humiliated in this way.
  情报官员受到如此严重的羞辱，这在巴基斯坦是闻所未闻的。
• These products deliver an unique and optimal liquidity management solution that is unheard of in the market.
  这些产品提供了独特而且优化的流动性管理解决方案，在市场上是绝无仅有的。
• It's not unheard of for companies to treat their protocol as a trade secret.
  公司将自己的协议作为商业秘密，这种事情并不是没有听说过。