The dentist could detect no decay in her teeth.
牙医检查了她的牙, 未见有龋齿.
A source of spreading corruption or decay.
腐败的原因传布腐败或腐朽的根源
Death and decay of body tissue, often occurring in a limb, caused by insufficient blood supply and usually following injury or disease.
坏疽软组织坏死或衰退，经常由供血不足和紧接着的受伤或疾病而发生在四肢
