dead letter

英 [ˌded ˈletə(r)]

美 [ˌded ˈletər]

n.  无人遵守的法律; 形同虚设的规定; 空文; 死信; 无法投递(或退回)的邮件

法律

牛津词典

noun

• 无人遵守的法律；形同虚设的规定；空文
  a law or an agreement that still exists but that is ignored
• 死信；无法投递（或退回）的邮件
  a letter that cannot be delivered to an address or to the person who sent it

柯林斯词典

• N-COUNT 形同虚设的法律（或协议）；空文
  If you say that a law or agreement is adead letter, you mean that it still exists but people ignore it.
  1. No one does anything about it and the law becomes a dead letter.
     没有人执行它，该法律变成了一纸空文。

英英释义

noun

• mail that can neither be delivered nor returned
  Synonym:dead mail
• the state of something that has outlived its relevance
  Synonym:non-issue

双语例句

• The author believes that the address tenure issues, the most fundamental is to improve laws and regulations at the same time, to increase its operability, and prevent it from becoming a dead letter.
  我认为要解决其归属问题，最根本的是在完善法律法规的同时，还应增加其可操作性，防止其成为一纸空文。
• A dead person can't write a letter.
  一个逝去的人是不会写信的。
• For instance, we were using ActiveMQ when it did not have a strong dead letter processing capability.
  例如，在ActiveMQ还没有一强大的死信处理能力的时候我们正在使用它。
• To reign in the late escape people basically disappeared, although the law did not escape were abolished, has lost its value and significance of its existence, become a dead letter.
  到康熙中后期，逃人基本绝迹，逃人法虽未被废止，却失去了其存在价值和意义，成为一纸空文。
• Rules and regulations, once set up, should not be turned into a dead letter. related to or involving literary fiction.
  规章制度一经订立，不应成为一纸虚文。与文学虚构有关，或包含文学虚构。
• This is a dead letter, so I can not deliver it.
  这是一封盲信，我没有办法投递。
• If the preferential agricultural policy implementation is not in place, and even to develop unreasonable, not timely introduction of preferential agricultural policy, is bound to make a dead letter.
  如果惠农政策实施不到位，乃至制定不合理，出台不及时，则必然会使惠农政策成为一纸空文。
• However, newly created queue managers are not configured to use a dead letter queue.
  但是，新建队列没有配置为使用死信队列。
• The dispute between two countries was unavoidable because of its own deficiencies of the treaty, and the treaty became a dead letter.
  由于禁酒条约自身的缺陷，两国难以避免地出现纠纷，禁酒条约也沦为一纸空文。
• Greek was a dead letter to him.
  希腊文他可是一个字也不识。