The problem comes when these models are used to extrapolate beyond the range of reliable data (ie, of living animals whose weight is known).

但当将这些模型外推用于那些非可靠范围得数据（例如，其体重已知的现存动物）就会产生问题。

youdao

Unfortunately, most of the academic research suggests that the factors Google has put the most weight on — grades and interviews — are not an especially reliable way of hiring good people.

不幸的是，多数学术研究表明谷歌考虑最多的因素（注5），例如绩点和面试，都不是招到优秀人才的特别可靠的方法。

youdao

Quite a lot of people (77) dropped out of the study, which makes the final weight loss results slightly less reliable.

相当一部分人(77)退出了实验，这让最终的减肥结果稍有偏差。

youdao

But drugmakers, try as they may, have so far failed to produce a blockbuster weight-loss pill that's safe and reliable.

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