| 释义 |
dead letter
―ˌdead ˈletter
Ⅰ noun [C usually singular] (LAW/AGREEMENT) ► F0 a law or agreement that is no longer effective: » The ceasefire treaty was a dead letter as soon as it was signed, as neither side ever had any intention of keeping to it.Thesaurus+: ↑Rules and laws
Ⅱ noun [C] (MAIL) ► F0 a letter that cannot be delivered to the address written on it and cannot be returned to the person who sent it: » the dead-letter officeThesaurus+: ↑The postal system |