一定程度的气候变暖是确定无疑的，但其程度将由冰的融化、海洋、水蒸气、云和植物的变化等循环过程所决定。

Some warming is certain, but the degree will be determined by cycles involving melting ice, the oceans, water vapour, clouds and changes to vegetation and plants.

youdao

浏览Web的人易于标识他们所讲的语言，但确定其国家代码有时会很困难。

People browsing the web tend to identify the language they speak, but determining their country code can sometimes be very difficult.

youdao

这项研究的估算是很好的新的信息来源，但卫星图像也有其本身的局限性和不确定性，我们正在与有关科学家一道解决这些问题。

The study’s estimates are a good additional source of information but satellite imagery has its limitations and uncertainties that we are working with the scientists to reduce.

youdao

People have argued over the authenticity of them, although I think by now it is established that they are his.

虽然人们曾质疑其真假，但我想现在应该尘埃落定,确定是他亲笔所写。

耶鲁公开课 - 政治哲学导论课程节选

Now I don't know if you can read it because it's a little blurry, but a diet program that's been successful over two thousand years; can't beat that kind of a track record.

我不确定你们能否读懂它,其内容有些模糊,但该减肥方案已有两千年的成功史,这个记录是难以打破的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选