In other words, the merit of virtual water is not to give precise figures but to alert people that they might be better off growing different crops, or moving their manufacturing to another country.
换句话说，虚拟水的价值不是提供确切的数据，而是让人们意识到种植不同的作物可能使境况更好，或者把他们的工业转移到其它国家。
According to the site, precise figures are not available because, in the current reporting environment, it is more challenging to monitor downloads.
网站表示无法得到确切数字，因为在目前的报道环境下监督下载更加困难。
There seems to be an "inverse U-shaped relationship" between hours worked and self-reported well-being, although the precise figures differ across countries.
虽然在不同国家之间得到的精确调查数据有所不同，但在工作时长和自我的幸福感之间似乎有一个“反U型关系”。
Precise figures are impossible to produce because companies aren't required to disclose all of their spending at conventions, and host committees may report spending at a later date.
获得企业开支的精确数据是不可能的，因为公司不必公布在全国大会上的全部支出，而筹备委员会可以稍后再公布支出情况。
Precise figures are impossible to produce because companies aren't required to disclose all of their spending at conventions, and host committees may report spending at a later date.
获得企业开支的精确数据是不可能的，因为公司不必公布在全国大会上的全部支出，而筹备委员会可以稍后再公布支出情况。
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