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- His mental decay is distressing. 他的智力衰退令人苦恼。
- A person in a condition or process of mental or moral decay. 堕落者在精神或道德方面处于衰败状态或过程中的人
- What made the Roman Empire decay? 罗马帝国为何衰亡？
- Old civilization may fall into decay. 古老的文化可能会渐渐衰落下去。
- The empty house has fallen into decay. 那座空房已成一片颓垣。
- The tree exhibited signs of decay. 那棵树显示腐蛀的迹象。
- He wasn't rid of the mental burden. 他摆脱不了精神负担。
- He's suffering from severe mental disorder. 他患有严重的精神病。
- Physical disability causes mental anguish. 生理伤残会引起心理苦闷。
- Growth and decay are vital processes. 生长和衰亡是生命过程。
- The dentist could detect no decay in her teeth. 牙医检查了她的牙，未见有龋齿。
- Cavities in teeth are caused by decay. 牙齿的蛀洞是由蛀蚀造成的。
- He has a mental block about maths. 他一遇到数学问题就糊涂。
- We should pay more attention to our mental health. 我们应该更注重心理健康。
- His problem is mental, not physical. 他的问题是心理的而不是身体的。
- He was certified and sent to a mental hospital. 他经诊断为精神失常而送往精神病院。
- Human remains, especially after cremation or decay. 骨灰人的遗骸，尤指在火化或腐烂后
- A mental deviation or aberration. 神经错乱或精神变态
- A mental or moral twist, aberration, or deviation. 不正常精神或道德上的扭曲、变态或歪曲
- A source of spreading corruption or decay. 腐败的原因传布腐败或腐朽的根源
