adjective🔗Share격렬한, 힘든Having great vigour or energy"The marathon training was very strenuous, requiring a lot of energy and effort. "마라톤 훈련은 매우 격렬하여 많은 에너지와 노력을 필요로 했습니다.energybodyactionphysiologyChat with AIVocabulary GamePractice Reading
adjective🔗Share힘든, 고된(of a task) Requiring great exertion; very laborious"The marathon training was very strenuous, requiring hours of running each day. "마라톤 훈련은 매우 힘들었고, 매일 몇 시간씩 달리기를 요구했다.workconditionenergyabilityChat with AIVocabulary GamePractice Reading
