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 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。
• 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。
• 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 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。
• 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。
• The nucleus decays into three particles which go off in separate directions.
  这个核衰变成飞向不同方向的三个粒子。
• In a single-stage regulator, delivery pressure increASes AS cylinder pressure decays, because there is less gAS pressure exerted on the valve stem.
  在单级调整器里，输出压力随钢瓶压力的减小而增大，这是因为施加在阀门系统上的气体压力减小了。
• The pump wave decays into an ion Bernstein wave or a lower hybrid wave is most probable.
  泵波参量衰变成离子伯恩斯坦模或低杂波是最可能的参量过程。
• However, sometimes organic matter expire it before it decays completely.
  然而，有时候一些有机物在植物死前就被完全释放了。
• Thus, delivery pressure remains constant even as cylinder pressure decays, eliminating the need for frequent control knob adjustment.
  因此，即使钢瓶压力下降，调整器的输出压力保持恒定，从而不需要经常调整控制钮。