Honey can do duty for sugar.

Let's roll the log up to the fire; it can do duty for a bench.

让我们把这圆木滚到炉火边, 它能当凳子用呢.

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Mr Rogers will do duty for me while I'm away next week.

下周我外出时,罗杰斯先生代我履行职务.

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Finite-element method was choosed to do duty for numerical valuation means.

选择了有限单方元法作为本研究的数值评价方法.

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This log will do duty for a table.

这段圆木可以用作桌子.

《简明英汉词典》

The ad says one must do exercise with their equipment to keep healthy.

广告说要想健康就得用他们的器材多锻炼.

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How do you do exercise the muscle?

你如何锻炼身体的肌肉?

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Father, mother and I go out to do exercise almost every day in our spare time.

每天空闲的时候,爸爸 、 妈妈和我都要出去做运动.

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You'd better get up early to do exercise.

你最好早点起床锻炼身体.

轻松英语会话---联想4000词(上)

Yesterday morning i got up and was ready to do exercise in the gym.

昨天早晨我起来了和准备好做锻炼在体操里.

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If he didn't do exercise every day, he wouldn't be so strong.

如果他不每天锻炼, 他不会那样强壮的.

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The children in our school often do exercise between the classes.

我们学校的孩子们经常在课间做运动.

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Via the media, we are constantly bombarded with suggestions to be slim, do exercise feel fit.

通常媒体, 我们不断地被各种各样的建议所包围,诸如要保持苗条 、 要锻炼身体、还要保持好的精神状态等等.

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You should do exercise combined with good rest, take medicine regularly and go for check-up regularly.

注意劳逸结合,适当参加体育锻炼, 坚持用药,定期复查.

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Do exercise every day and you'll be back in condition.

每天锻炼锻炼，你很快会恢复健康的。

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Students do exercises together on the playground every morning.

每天早晨,同学们在操场上会操.

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The cagters on our team always go out to do exercises at daybreak.

我们球队的队员总是一天亮就出去锻炼.

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They do exercises to develop their muscles.

他们锻炼身体以使肌肉发达.

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You should do exercises to keep healthy.

你应该做锻炼来保持健康.

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It is vital to our health to do exercises everyday.

对我们来说每天锻炼身体是必要的.

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Let's go and do exercises.

大家去做操吧。

《汉英大词典》