1·Strenuous efforts had been made to improve conditions in the jail.
为改善那家监狱里的条件已做了艰苦的努力。
—— 《柯林斯英汉双解大词典》
2·Richard Long's A Line Made By Walking, however, involved nothing more strenuous than a 20-minute train ride from Waterloo.
然而，理查德·朗的《行走的路线》并不比从滑铁卢坐20分钟火车更费力。
3·She made strenuous efforts to tame her anger.
她竭力压制心头怒火。
—— 《牛津词典》
4·The ship went down although strenuous efforts were made to save it.
尽管人们为营救这条船做了很大的努力，它还是沉了。
—— 《牛津词典》
5·I can concede that a player's mental attitude can be the deciding factor in an event, for instance, a marathon running or even a less strenuous game such as chess.
我承认，一个运动员的心态可能是一个赛事的决定因素，如马拉松赛跑，或甚至是一个不那么激烈的比赛，如国际象棋。
6·The rest is strenuous process.
剩下的可就是繁琐的过程了。
7·Most casino work is not physically strenuous.
大部分的赌场工作不需要紧张劳动。
8·Three years of running this strenuous marathon.
紧张的马拉松式长跑的三年。
9·Maintaining such a raveled page is strenuous.
维护这样混乱的页面十分费力。
10·Very hard (very strenuous, and you are very fatigued)
非常辛苦 (非常艰苦，感觉非常疲劳)
1·What the researchers found was that, at first blush, strenuous physical activity does seem to damage knees.
研究人员发现，乍看之下剧烈的体能活动会伤害膝盖。
2·"Except for very strenuous yoga practices, you don't really burn enough energy to make any difference in terms of weight," said Kristal, who has practiced yoga for 10 years.
“除非是做特别剧烈的瑜伽运动，否则你实际消耗的能量不足以减肥。”克里斯多说，他练习瑜伽已经有10年了。
3·When a thick cloud of air pollution settled in over London last week, experts warned those with health problems to avoid strenuous exercise.
上周，当伦敦笼罩在污染严重的空气中时，专家警告存在健康问题的人应避免剧烈运动。
4·Don't do strenuous exercises until your wound is healed.
不要做剧烈活动，直到你的伤口愈合。
5·I think yoga suit me best, because I don't like strenuous exercise.
我认为瑜伽更适合我，因为我不喜欢剧烈运动。