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1·Wind surfing can be strenuous but immensely exciting.

风帆冲浪可能紧张吃力，但却非常刺激。

2·Exercise doesn't need to be strenuous in order to be beneficial.

为了有益锻炼不需要费力。

3·I told him after dinner can not be strenuous exercise, such as running, jumping and so is not good for the stomach.

我告诉他吃完饭后不能剧烈运动，像跑步、蹦跳等对肠胃非常不好。

4·The exercise should be strenuous enough to leave your heart beating faster, and you should feel slightly out of breath.

艰苦的工作应足以让你的心跳加快，你应该感到稍微出一口气。

5·It need not be strenuous - walking counts. Studies associate muscular strength with wide-ranging health benefits, such as lower blood pressure, lower diabetes risk and better cholesterol levels.

也不需要多耗费力气，走走就可以。研究发现肌肉力量对健康大有裨益，如降血压、降低糖尿病风险和改善胆固醇水平。

6·The aspects of this month, especially at the new moon, September 18, will be strenuous, and could bring a need to spend more, even though you are probably doing everything you can to stem the tide.

本月的星象，特别是9月18日的新月，将会令人神经紧绷，而且，无论您怎样抗拒，您都会发现不得不花一大笔钱。

7·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。

8·A less strenuous way to raise HDL levels may be to have a daily shot or two of alcohol.

这种费劲的提升HDL的方法的调解方式则是，你可以偶尔休息一两天或者喝点小酒。

9·To be sure, it takes long, strenuous work to find terrain of safety or significance or love.

更具体一点的说，要想发现安全、重要、有爱的地域，必须通过长久的、艰辛的努力。

10·Strenuous activity level would be between 126-153 beats per minute.

较好的心率水平应该在每分钟126 - 153之间。