So, it's very difficult to include that, so 'farm-to-fork' calculations tend to really be 'farm-to-retail-shelf' calculations of carbon footprint loadings.

所以很难把这个包括在内，所以“从农场到餐桌”的计算法往往会变成“从农场到零售货架”计算法来计算碳足迹。

But even with radiometric dating, as decay measurements became known, it would be decades before we got within a billion years or so of Earth's actual age.

但是，使利用放射性测定年代法，后来所谓的衰变计算法，也要等几十年以后我们才得出地球的真正年龄大约是在10亿年以内。

According to the Chinese reckoning, therefore, as compared with Western reckoning, a person always counts himself two years older before his birthday and one year older after that date in any given year.

根据中国的计算法，一个人在他生日前来算，他总年龄大两岁，在生日之后算，总是大一岁。

The problem with fiduciary access now is that it may be a violation of federal privacy law or a computer fraud and abuse act. It may be an actual criminal act to violate the terms of service agreement.

现在受托访问的问题在于它可能违反联邦隐私法或计算机欺诈和滥用行为。违反服务条款协议可能构成犯罪行为。