The cathedral and the library are the main features of this remarkable architectural complex, reflecting 12 centuries of continuous activity.

大教堂和图书馆是该宏伟建筑群的主要代表，一千两百年以来，人们在此活动不断。

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Aerobic exercise is any rhythmic and continuous activity that USES oxygen and large muscle masses of the body, such as the arms and legs.

有氧运动就是有节奏的、持续的活动。它需要耗氧并且锻炼像手臂和腿部的大块肌肉。

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From that point, until it initiated its lawsuit in 2009, the EEOC alleged it had engaged in continuous activity relating the investigation of the claim.

FORBES: Judge Rules Time is Not on the EEOC's Side

Frequency of trades is only one factor and case law shows it came about only to verify continuous business activity standards.

FORBES: Arguments For Traders To Use In IRS Exams And In Tax Court

New England was a small industrial community during the 19th Century and there is evidence continuous human activity and settlement in the area spanning at least a thousand years.

BBC: New England's Donkey Bridge shut as floods leave it unsafe