Avoid strenuous exercise in the evening.晚上不要做剧烈运动。

These trips were strenuous, and the couple did not enjoy them.一路舟车劳顿, 这对夫妇玩得并不开心。

We live less strenuous lives than our ancestors.我们的生活不像先辈那样艰苦。

Alf made strenuous efforts to improve his reading.阿尔夫为了提高阅读能力付出了巨大的努力。