It is difficult to quantify an exact figure as firms are reluctant to declare their losses.

很难确定一个准确的数字，因为各家公司不愿公布它们的亏损情况。

《柯林斯英汉双解大词典》

Agriculture proves very difficult to quantify because of the constantly changing conditions involved.

因为所涉及的条件不断变化，所以农业很难量化。

youdao

This is difficult to scientifically quantify as such extra-sensory stimuli vary greatly from one autistic individual to another.

这很难用科学的方法来量化，因为这种超感官刺激在自闭症患者之间差异很大。

youdao

It was a complex portfolio with many levels of assets and difficult-to-quantify upsides.

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As a non-sales, non-marketing, non-manager, I find it difficult to quantify my achievements.

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While Iran in recent years has claimed more than 12 million in the ranks of the group, Middle East experts put the figure closer to 300, 000 -- though they concede it's difficult to quantify a sprawling militia that has full-time and reservist cadres.

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