Whether it's your own activity or as a main event of your next birthday party, climbing the "Pilot Rock" is a thrilling and unusual activity to try.

无论是自己来玩，还是作为下一个生日聚会的主要活动，到“Pilot Rock”攀岩馆进行攀岩都是一个值得尝试的令人兴奋且不同寻常的活动。

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Monica: That is the unusual activity. Look, they just wanna see if you're okay.

莫妮卡：那就是不寻常的活动了。哎，他们就想知道你没事。

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Monica: That is the unusual activity. Look, they just wanna see if you're okay.

问题就出在这儿。看看，他们就是想知道你是不是还好。

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We attended this year's United States Air Guitar Championships in Washington,D.C.to learn more about this unusual activity.

VOA: special.2009.08.14

Users have been advised to monitor their call and data logs for unusual activity.

BBC: China mobile users warned about large botnet threat

Knabb says he pleaded with market regulation officials at Nasdaq to look into the seemingly unusual activity, but it continued.

FORBES: Attack On Pegasus

They are looking for any unusual activity that might indicate escaping al Qaeda leaders are trying to make their way to Somalia.

CNN: U.S. aircraft monitoring coasts of Somalia, Yemen