decays

英 [dɪˈkeɪz]

美 [dɪˈkeɪz]

v.  (使)腐烂，腐朽; (建筑、地方等)破败，衰落，衰败; (力量、影响等)衰弱，衰退，衰减
decay的第三人称单数

柯林斯词典

• VERB (尸体或死去的植物）腐烂，腐朽，腐败;(牙齿）遭蛀蚀
  When something such as a dead body, a dead plant, or a toothdecays, it is gradually destroyed by a natural process.
  1. The bodies buried in the fine ash slowly decayed...
     埋在灰烬里的尸体慢慢地腐烂了。
  2. The ground was scattered with decaying leaves.
     地上满是腐败的落叶。
  3. Decayis also a noun.
     
  4. When not removed, plaque causes tooth decay and gum disease.
     牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。
• VERB (社会、制度、机构等）衰败，衰退，衰落
  If something such as a society, system, or institutiondecays, it gradually becomes weaker or its condition gets worse.
  1. Popular cinema seems to have decayed...
     大众电影似乎已经衰落了。
  2. Congress has tried dozens of approaches to revitalize decaying urban and rural areas.
     国会已试行过数十种方法来重振正在走向衰败的城乡地区。
  3. Decayis also a noun.
     
  4. There are problems of urban decay and gang violence.
     存在城市衰败和帮派暴力的问题。

双语例句

• The models were run assuming no link between dark energy and dark matter, and were then repeated using the assumption that dark energy decays into dark matter.
  首先在假定暗物质和暗能量之间没有任何关系的情况下进行模拟，然后在假定暗能量衰变成暗物质的情况下重新进行模拟。
• In addition, unused ozone naturally and quickly decays to oxygen.
  除此之外，不用的新鲜空气自然地而且很快地衰退到氧。
• Each civilization is born, it culminates, and it decays.
  各种文明都要经历诞生、鼎盛和衰亡。
• It decays linearly in time.
  浓度随时间线性衰减。
• Your memory actually decays, no matter how much you might think about the maze.
  你的记忆力实际上衰退了，不管你怎么努力的记忆这个迷宫。
• The resulting shock wave starts supersonically and decays into the loud sound known as thunder.
  冲击波以超音速启动并迅速衰减成巨大的雷声。
• The study of saltmarsh water-sediment-plant interface made a great progress in re-cent two decays.
  近二十多年，盐沼水-沉积物-植物界面流速的研究取得了很大的进展。
• The more the room is filled with absorbent the faster the sound decays.
  房间的吸收率越高，声音就衰减得越快。
• Reservoirs behind dams flood vegetation, which decays, releasing methane and soil carbon.
  大坝背后的水库会淹没植被，使之腐烂，释放出甲烷和土壤碳。
• But gradually the wood in them decays and the beavers add more and more mud to repair them.
  然而，堤内的木头会渐渐腐烂，于是河狸又往堤上加更多的泥巴来修补。