They can trace their lineage back to the 18th century.

他们的家族可以直接追溯到18世纪。

《柯林斯英汉双解大词典》

She could trace her family tree back to the 16th century.

她能把本族家谱追溯到16世纪。

《牛津词典》

Rather than merely a sign, it is the root from which we can trace back to our ancestor, the tie that helps bind us to other members of the same clan, the dignity most people hope to live for.

它不仅仅是一种标志，更是我们可以追溯到祖先的根源，是将我们与同族其他成员联系在一起的纽带，是大多数人希望为之而活的尊严。

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Many scholars trace the malady back a century when police began to take a cut from the wildly popular illegal lottery called the jogo de bicho.

ECONOMIST: Brazil

Simple clinical diagnosis would probably trace the condition back to 1896, the year of the first modern Olympic Games, when a trainee accountant from Melbourne called Edwin Flack headed to Greece as Australia's first Olympian.

CNN: Australia prepares to 'give it a go'

The gaps in the federal database trace back to a 1997 U.S. Supreme Court decision that struck down part of a law requiring states to report mental-health records, ruling that states could share such records as they wished.

WSJ: Systemic Gaps Hinder Background Checks for Gun Purchases