| 单词 | dead letter |
| 释义 | dead letter 1 ENTRIES FOUND: dead letter (noun) dead letter noun plural dead letters dead letter noun plural dead letters Learner's definition of DEAD LETTER [count] 1 : a letter that cannot be delivered or returned by the post office because of an incorrect address or other problem死信；无法投递（或退回）的信 2 : a law or agreement that has lost its force or authority无人遵守的法律；形同虚设的规定；空文 — usually singular通常用单数 Unfortunately, the treaty is now a dead letter in this country.遗憾的是，如今这个条约在这个国家只是一纸空文。 |
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