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

• 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。
• 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。
• Food which is kept too long decays because it is attacked by yeasts, moulds and bacteria.
  保存得太久的食品会变坏，这是因为受到酵母菌，霉菌和细菌侵袭的缘故。
• In this thesis we discussed several problems concerning B decays and CP violation.
  本文讨论了B物理和CP破坏领域内的几个感兴趣的问题。
• B meson decays are important places to test the standard model and search for possible new physics beyond the SM for their special qualities.
  介子衰变过程以其独特的性质成为检验标准模型，探索新物理的重要场所，是当前粒子物理学的一个重要研究领域。
• It decays linearly in time.
  浓度随时间线性衰减。
• 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。
• 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。
• 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。
• 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。