lapsing

• 名词，指无法维持较高状态、标准或条件的行为或过程，常包含逐渐衰退或暂时失误。

A noun referring to the act or process of failing to maintain a higher state, standard, or condition, often involving a gradual decline or temporary failure.

1. Decline or deteriorationC1formal

   A gradual failure to maintain a previous higher standard, condition, or state.

   衰退

   • The lapsing of his health was a slow and painful process.
   • There has been a noticeable lapsing in the quality of their work.
   • The lapsing of the building's structure required immediate repairs.

   同义词declinedegenerationdeteriorationregressionrelapsereversionworsening

   反义词improvementrecoveryrevival

• 动词，表示逐渐进入不太活跃或不太理想的状态，或指因时间流逝或未使用而丧失权利、特权或协议。

A verb used to indicate the act of gradually falling into a less active or less desirable state, or of a right, privilege, or agreement becoming invalid due to time or disuse.

1. Pass into a state or conditionB2formal

   To gradually pass into a particular, often less active or less desirable, state or condition.

   陷入某种状态

   • After the excitement, the conversation lapsed into silence.
   • He lapsed into a deep sleep after the long journey.
   • The country lapsed into chaos after the government fell.

   同义词driftfallregressrevertsinkslideslip

   反义词continueendurepersistremainstay

2. End or become invalidB2formal

   To come to an end, especially after a period of time, or to become no longer valid or active.

   失效

   • My gym membership lapsed last month.
   • The contract will lapse if not renewed by Friday.
   • His interest in the project lapsed after a few weeks.

   同义词endexpirerun outterminate

   反义词continuepersistremain

3. Drop to a lower levelC1formal

   To fall back to a lower standard, especially in terms of morals, behavior, or quality.

   堕落

   • He lapsed from his usual high standards of conduct.
   • The company's service quality lapsed after the management change.
   • She never lapsed in her dedication to the cause.

   同义词backslidedeclinedeterioratefallregresssink

   反义词advanceascendimproveprogressrise

4. Return to bad behaviorB2formal

   To go back to a previous, undesirable habit or pattern of behavior.

   重蹈覆辙

   • After months of sobriety, he lapsed back into drinking.
   • She lapsed into her old habit of procrastination.
   • The patient lapsed into a state of depression.

   同义词backslidefall backrecidivateregressrelapserevert

   反义词perseverereform

5. Let slip or fail to maintainC1formal

   To fail to maintain something, such as attention, a habit, or a right, often unintentionally.

   疏忽

   • He lapsed in his attention during the lecture.
   • She lapsed from her strict diet for just one day.
   • The company lapsed in its safety protocols.

   同义词abandondiscontinuedropforgoneglectrelinquish

   反义词continuekeepmaintainobservepreservesustainuphold

6. Pass by (of time)B2formal

   To pass or elapse, especially gradually or without being noticed.

   流逝（指时间）

   • Several minutes lapsed before anyone spoke.
   • A year lapsed between their last meeting and this one.
   • Time lapsed quickly as they worked on the project.

   同义词elapseflowgo bypassslip away