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

• Since radioactive iodine decays rapidly, virtually all radiation ceases within a few weeks.
  由于放射性碘能迅速破坏，因而实际上几星期内放射性就全部结束了。
• As this decays, it releases significant amounts of carbon dioxide and methane.
  随着有机物的腐烂，它会释放出相当数量的二氧化碳和甲烷。
• This makes them likely to have lower levels of Al-26, which generates heat as it decays.
  这使它们会拥有较少的铝-26，铝-26在衰减过程中会释放热量。
• However, sometimes organism ( organic) matter is buried before it decays completely.
  然而有时候有机物会在被完全分解之前就已被埋葬了。
• 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。
• Most of that energy is released when the plant dies and decays. However, sometimes organic matter is buried before it decays completely.
  大部分能量在植物死亡和腐败的时候就被释放了。让比尔，有时有机质会在完全腐烂之前被埋藏。
• 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。
• Further energy is given off in their decays.
  放射性衰变引起的反冲在它们蜕变时又放出一些能量。
• Most of their energy is released when the plant dies and decays.
  其中大多数的能量在植物死去或腐败之后被释放出来。
• Furthermore, light intensity decays accordingly to a given ratio of the distance from the lamp.
  另外，光线强度按比例随着与到灯之间的距离的拉大而减小。