First-class achievements have always been characteristic of the world's top-notched research universities.

世界一流贡献，始终是研究型大学取得世界一流地位的唯一标志。

youdao

I know that my professional achievements ranked second in the class.

我知道我的专业成绩在班内排第二名。

youdao

Sustained beyond past achievements to become a professional, multi-material, and human-class enterprise.

持续超越过去的成绩，向专业化、多材质化、人性化的一流企业迈进。

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Mr Urban expands his hero's achievements with some first-class descriptions of the campaign and its battles, but he might have done better to have remembered that patient cobbler in Irun and written a book describing the whole intelligence apparatus available to Wellington.

ECONOMIST: Napoleon and Wellington

But at a deeper level it was a rejection of the industrial achievements of east Belfast's Protestant business class and workers, he says.

BBC: Titanic: How can a disastrous ship be celebrated?

But, despite Mr Brands's enthusiasm for his subject, such achievements still leave Jackson, as democrat and statesman, far short of the class of Abraham Lincoln.

ECONOMIST: American democracy