relapse

• 名词，指在好转或康复一段时间后病情复发或状况再次恶化，常用于医学或行为语境，描述重新回到先前较差的状态。

A noun referring to a decline or deterioration after a period of improvement, often used in medical or behavioral contexts to describe a return to a previous, less desirable condition.

1. Return of illnessB2formalmedical

   A deterioration in someone's state of health after a temporary improvement.

   复发

   • The patient suffered a relapse after stopping medication.
   • Doctors warned him about the risk of a relapse.
   • She had a relapse of her chronic condition.

   同义词deteriorationrecrudescencerecurrencereturnsetbackworsening

   反义词recoveryremission

2. Return to previous stateB2formal

   A failure to maintain a higher state; a return to a less advanced or worse condition.

   复发

   • After months of progress, he experienced a relapse into old habits.
   • The economy showed signs of a relapse into recession.
   • Her relapse into negativity surprised her friends.

   同义词declinedeteriorationlapserecurrenceregressionretrogressionreversionsetbackworsening

   反义词improvementprogressrecovery

• 动词，指在好转或康复之后重新回到以前的状态或处境，尤指旧病复发或旧习重犯。

A verb used to indicate the act of falling back into a previous state or condition, especially after improvement or recovery.

1. Deteriorate in healthB2formalmedical

   To become ill again after a period of improvement or recovery.

   病情复发

   • The patient relapsed after stopping the medication.
   • He relapsed into a severe fever despite initial recovery.
   • Doctors warned that stress could cause her to relapse.

   同义词deterioratefailrecurregressworsen

   反义词convalescehealrecoverrecuperate

2. Return to bad behaviorB2formal

   To go back to a previous negative or undesirable pattern of behavior, especially after trying to stop.

   故态复萌

   • He relapsed into smoking after quitting for two years.
   • She relapsed into her old habit of procrastination.
   • The program helps addicts avoid relapsing into substance abuse.

   同义词backslidefall backlapserecidivateregressrevert

   反义词improverecoverrefrain