gruelling

• 形容某事极其耗费体力或精力，让人筋疲力尽，需要极大的耐力或毅力才能完成。

Describes something that is extremely tiring and demanding, often requiring great effort or endurance.

1. Physically exhaustingB2formal

   Requiring a very large amount of physical effort that leads to extreme tiredness.

   极其耗费体力的

   • The soldiers endured a gruelling training march in the desert.
   • Completing a marathon is a gruelling experience for most runners.
   • The miners performed gruelling work underground for twelve hours.

   同义词arduousbackbreakingdemandingexhaustingfatiguinglaboriouspunishingstrenuoustiringwearying

   反义词easyeffortlessgentlelightrestful

2. Mentally demandingC1formal

   Extremely difficult or tiring mentally, often causing stress or exhaustion.

   令人精疲力竭的

   • The final exam was a gruelling test of the students' knowledge.
   • Negotiating the contract turned out to be a gruelling process.
   • She faced a gruelling schedule of back-to-back meetings.

   同义词arduousburdensomedemandingdrainingexactingexhaustingpunishingstrenuousstressfultaxingtryingwearing

   反义词easyeffortlesslightsimple

3. Protracted and severeC1formal

   Continuing for a long time and causing great difficulty or hardship.

   持久而严酷

   • The expedition involved a gruelling journey across the frozen tundra.
   • After a gruelling legal battle, they finally reached a settlement.
   • The refugees made a gruelling trek to the border.

   同义词arduousbackbreakingdemandingexhaustinghardprotractedpunishingrigorousseverestrenuoustaxingtoughtrying

   反义词briefeasygentlemildtrivial