fatigueless

adj.不会疲劳的,不知疲劳的

不疲劳的；永不疲劳的

形容词

1. She has an incredible amount of energy and seems to be fatigueless.
她拥有不可思议的能量，似乎永远不疲劳。
2. The marathon runner's fatigueless performance impressed everyone at the race.
马拉松选手不疲劳的表现给参赛的每个人留下了深刻的印象。