approximating
v.
近似，接近( approximate的现在分词 );
近似计算，概略估算;
例句:
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With mathematical problems, you can save time by approximating.
对于数学题，可以用取近似值的办法节约时间。
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By about 6 weeks of age, most babies begin to show something approximating a day/night sleeping pattern.
到6个星期大时，大多数婴儿开始表现出近似于日夜分明的睡觉模式。
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Something approximating to a fair outcome will be ensured.
保证会有大致公正的结果。
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The scientists ran this experiment several different ways, each approximating a different kind of real-life social group.
来自SA