及物動詞：貶低、降低…的身份、侮辱…的人格、玷污、損害、使(無線電信號、靈敏度等)降低
常見搭配詞：
- be degraded from A (to B)
從A降級(到B)
例句：The employee was degraded from manager to a lower position.
這名員工從經理降級到較低的職位。 - degrade one’s status
降低某人的地位
例句：He felt that taking the job would degrade his status.
他覺得接受那份工作會降低他的地位。 - degrade the environment
破壞環境
例句：Industrial pollution can severely degrade the environment.
工業污染會嚴重破壞環境。 - degrade water quality
降低水質
例句：Dumping waste into rivers degrades water quality.
將廢棄物傾倒到河流中會降低水質。 - degrade someone’s dignity
貶低某人的尊嚴
例句：Bullying degrades someone’s dignity and self-esteem.
霸凌會貶低某人的尊嚴和自尊(霸凌會讓一個人看輕自己)。 - degrade the soil
降低土壤的品質
例句：Overuse of chemical fertilizers degrades the soil over time.
長期過度使用化學肥料會降低土壤的品質。 - degrade the performance of something
降低…的性能
例句：Running too many applications at once can degrade the performance of your computer.
同時運行太多應用程序會降低電腦的性能。 - degrade oneself by doing something
做……，從而貶低了自己
例句：He degraded himself by lying to his friends.
他對朋友撒謊，從而貶低了自己(因撒謊而降格)。 - degrade materials
材料降解(損害材料)
例句：Sunlight and rain can degrade outdoor materials over time.
隨著時間的推移，陽光和雨水會損害戶外材料。
例句：
- Pollution can degrade the quality of air and water.
污染會降低空氣和水的品質。 - The environment has been greatly degraded by toxic wastes.
有毒廢棄物嚴重破壞了環境。 - The harsh chemicals degraded the fabric over time.
隨著時間的推移，強烈的化學物質使布料變質。 - Excessive use of fertilizers degrades the soil’s fertility.
過度使用肥料會降低土壤的肥力。 - The photograph had degraded with age.
隨著時間的推移，照片的質量已經變差(褪色了)。 - Critics argue that such TV shows degrade the moral standards of society.
批評者認為，這樣的電視節目降低了社會的道德標準。 - Sunlight can cause the colors in the fabric to degrade.
陽光會導致布料褪色。 - Her comments were intended to degrade his achievements.
她的評論故意去貶低他的成就。 - The acid rain degraded the statue’s exterior.
酸雨腐蝕了雕像的外部。 - This software update degrades the device’s performance.
這次軟體更新降低了設備的性能。
同義詞：
- diminish 減少、削弱 vt. 表示使某物減少或變弱。
例句：Overfishing has significantly diminished the fish population in the lake.
過度捕撈導致湖中魚類數量大幅減少。 - lower 降低 vt. 指降低某物的等級、價值或品質。
例句：The company decided to lower the price to attract more customers.
公司決定降低價格以吸引更多顧客。 - reduce 減少 vt. 指使某事物減少到較小的數量或程度。
例句：Using renewable energy sources can significantly reduce pollution.
使用可再生能源可以顯著減少污染。 - devalue 貶值、降低價值 vt. 表示降低物品或貨幣的價值或重要性。
例句：Inflation can devalue the currency over time.
通貨膨脹會隨著時間降低貨幣的價值。 - depreciate 貶值 vt. 用於經濟學中，指資產價值隨時間而降低。
例句：The car will depreciate in value as soon as you drive it off the lot.
這輛車一旦開出車行，其價值就會貶值。
不及物動詞：降解、自然分解、(無線電信號、靈敏度等)降低
常見搭配詞：
- degrade into
分解成
例句：Some plastics degrade into harmful microplastics.
一些塑膠會分解成有害的塑料微粒。
例句：
- The pesticide is designed to degrade quickly in the environment.
該農藥能在(旨在可以)環境中快速降解。 - The plastic slowly degrades over centuries.
塑膠慢慢地在數世紀內分解(塑膠需要幾個世紀的時間才能分解)。 - These chemicals quickly degrade into harmless compounds.
這些化學物質很快就會降解成無害的化合物。
衍生字：
- degradable 可降解的、能夠自然分解的 adj.
- degrading 落魄的、降低身份的、丟臉的 adj.
- degradation 降級、貶低 n.
