fatigued

• 形容极度疲劳或精力耗竭的状态，常由体力或脑力消耗引起。

Describes a state of extreme tiredness or exhaustion, often resulting from physical or mental exertion.

1. Extremely tiredB2formal

   Experiencing extreme physical or mental exhaustion.

   极度疲劳

   • After the long hike, she felt completely fatigued.
   • He was fatigued from working overtime all week.
   • The soldiers were fatigued after the intense training exercise.

   同义词beatdrainedexhaustedspentwearyworn-out

   反义词refreshedrested

2. Worn out or weakenedC1formal

   Describing a material or object that has lost strength due to stress or use.

   疲劳损伤的

   • The metal beam was fatigued and needed replacement.
   • Fatigued components in the engine caused the failure.
   • The structure showed signs of being fatigued after years of use.

   同义词degradedstrainedstressedweakenedworn

   反义词durablerobuststrongsturdy

• 动词，指使人极度疲劳或耗尽精力，也指材料在反复受力下逐渐弱化。

A verb used to indicate the act of causing someone to become extremely tired or exhausted, or to weaken a material through repeated stress.

1. Cause tirednessB2formal

   To make someone extremely tired, either physically or mentally.

   使疲劳

   • The long journey fatigued the travelers.
   • Repetitive tasks can fatigue the mind quickly.
   • The intense workout fatigued his muscles.

   同义词drainenervateexhaustjadetaxtirewear outweary

   反义词energizeenliveninvigoraterechargerefreshrejuvenaterevitalizestimulate

2. Weaken materialC1formaltechnical

   To cause a material to become weak or fail due to repeated stress or use.

   使材料疲劳

   • Constant vibration can fatigue the metal components.
   • The bridge was fatigued by years of heavy traffic.
   • Engineers test how much stress a material can withstand before it fatigues.

   同义词weaken