depletion

• 名词，指资源、物质或数量的减少或耗尽，常用于生态、经济或科学语境。

A noun referring to the reduction or exhaustion of a resource, substance, or quantity, often used in environmental, economic, or scientific contexts.

不可数

1. Reduction in quantityB2formal

   The act or process of reducing the amount or supply of something.

   枯竭

   • The depletion of natural resources is a major concern.
   • Overfishing has led to the depletion of fish stocks.
   • The depletion of the ozone layer is caused by certain chemicals.

   同义词curtailmentcutbackdecreasediminutionlesseningreduction

   反义词accumulationadditionamplificationaugmentationincreaserefillreplenishmentrestorationsurplus

2. Exhaustion of energyB2formal

   A state of being used up or exhausted, especially of energy or strength.

   能量耗尽

   • The athlete experienced severe energy depletion after the marathon.
   • Chronic stress can lead to the depletion of mental resources.
   • The depletion of his savings forced him to find a new job.

   同义词debilitationenervationexhaustionfatiguetirednessweariness

   反义词energizinginvigorationrenewalreplenishmentrestorationrevitalization