Profits reached an all-time high last year.

去年的利润空前地高。

《牛津词典》

Thanks to men like Curtice, "the bonds of scarcity" had been broken and America was rolling "to an all-time high of prosperity".

多亏了 Curtice 这样的人，“资源稀缺的束缚”被打破，美国正走向“空前的繁荣”。

youdao

Across the country, college enrolment rates are at an all-time high.

纵观全国，高校入学率空前高涨。

youdao

Last week, we told you that the number of foreign students in the United States had reached an all-time high.

VOA: special.2009.12.03

OK, good. This might be our all-time high, 89% got this right. This is great.

好的，很好这可能是我们上课以来正确率最高的一次，89%，的同学都做对了，这太棒了。

麻省理工公开课 - 化学原理课程节选

It began to infiltrate other disciplines and was in general a high-spirited horse for that certain period of time.

它逐渐渗入到其它学科,总之是那个时代的一匹黑马。

耶鲁公开课 - 文学理论导论课程节选

Thanks to stringent federal standards, average fuel economy reached an all-time high in 2012.

FORBES: Average Price of a New Car?

China reported in March that their imports hit an all-time high of 223.5 tons.

FORBES: Gold Prices Up 11% Since Market Collapse On Physical Demand, But Bullishness Is Lacking

Intervention has restrained the unit thus far, although the yen remains close to an all-time high.

FORBES: Empire State Output Slips, Dollar Gets Hit