This log will do duty for a table.

这段圆木可以用作桌子.

《简明英汉词典》

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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Honey can do duty for sugar.

蜂蜜可代替白糖用.

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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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