Professor Jane Evans, who traces the birthplace of Bronze Age skeletons using a chemical analysis of teeth, believes the visitors were travelling to Britain specifically to see Stonehenge.

简·埃文斯（Jane Evans）教授通过化学手段对牙齿进行分析，确定了男孩的出生地，她相信这个孩子来到英国，就是为了一睹巨石阵的真容。

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Traces are very useful to DB2 technical support representatives who are trying to diagnose a problem that may be difficult to solve with only the information that is returned in error messages.

对于那些DB 2技术支持代表，如果只凭错误消息返回的信息难于解决他们正试图诊断的问题，那么跟踪就非常有用。

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Gostin, who first discovered rocky traces of the asteroid "ejecta" almost 30 years ago, said the asteroid impact occurred during a period of extreme cold.

Gostin几乎在30年前第一个发现了小行星“ejecta”留下的岩石痕迹。小行星的撞击是发生在一段极其严寒的时期。

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" Only to be told, "I'm sorry Mr Thompson but the man who traces the calls went off-shift at midnight.

BBC: Shergar: The day the wonder horse was stolen

Will Campbell, director of JGC Engineering, who traces the family-owned firm back six generations to a blacksmith's forge, is building a computerised crane for a German company that needs it to remove nuclear-fuel rods from a defunct Lithuanian reactor.

ECONOMIST: A remote town hopes to become a clean-energy hub

Dhoni, urged to hit every ball to the boundary by the fervent crowd, showed some early restraint, for a few moments anyway, before swiping wildly at Anderson, who found traces of swing that mostly eluded Hoggard.

BBC: It's been a long time since I've played. I'm really pleased