He speculated on the passage of time.

他遐想着时光的飞逝。

youdao

Eg: You could just tell me I look nice in turns of turning into a sermon on the passage of time.

你只告诉我美丽就行了，不用为了开始长篇大论的说教。

youdao

Like Perdue, she USES regression analysis to try to measure the relative impact on prices of the passage of time, seasonality, and natural catastrophes.

她像濮德培一样用衰退分析来衡量一定时期、周期性的和自然灾害的有关价格影响。

youdao

Doomsday scenarios are patterns based on our perceptions of the passage of time.

WSJ: May 21 and the Enduring Appeal of the Apocalypse

Strategists also benefit from subsiding levels of implied volatility on the stock and the passage of time.

FORBES: Options Traders Belly Up To Penn National's Table

If the public is conflicted on the subject, it's fair to say that some notable politicians - over the passage of time - have been too.

BBC: Do we really hate MPs getting rowdy?