desuetude

1. Fall [ pass] into desuetude The laser would ablate part of the junk's surface, creating a bit of thrust to move the piece out of the way.
   雷射会使废弃物表面部份脱落，产生的些许推力可以使该废弃物偏离原来的轨道。
2. These words have fallen into desuetude.
   这些词如今已经不用了。
3. Regrettably, this essential dialogue fell into desuetude following the coming into office of the Blair-Brown government in 1997.
   遗憾的是，在1997年布莱尔和布朗搭档组成的政府上台之后，这种关键的对话机制被弃之路旁。
4. Many words once commonly used have fallen into desuetude.
   许多过去曾通用的词，今天已经废弃不用了。
5. Virtue took on a narrow meaning with the final result that the word virtue fell into desuetude.
   美德仅具有狭障的意义，结果必然被弃如敝屣。
6. It is difficult to avoid the fact that the status quo of pardon system is existence in legislation and desuetude in practice.
   我国赦免制度的现状是存而不废，存而不用，这种立法的空置无论在理论上和实践中都是难以回避的现实。

noun

1. a state of inactivity or disuse