This system is known from the 6th century AD onward.

这种体系从公元六世纪起就被知晓。

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Quills were the chief writing implement from the 6th century AD until the advent of steel pens in the mid 19th century.

从公元6世纪到19世纪中期钢笔出现以前，羽毛笔是主要的书写工具。

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Shwedagon Pagoda, the country's most sacred and well-known monument, has stood like a father overlooking Rangoon since the 6th century AD.

大金塔是缅甸最神圣最有名的纪念碑，自从公元6世纪就像父亲一样俯瞰着仰光。

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The original St Stythians church was built in the 6th Century AD, with the current building dating from the 14th Century.

BBC: Lead laid on St Stythians' church roof stolen hours later

Dr Tomber said that it has always been presumed that the flow of the trade between Rome and India lasted between the 1st Century BC through to the end of the 1st Century AD, but that there is growing evidence that this trade continued much longer, into the 6th and early 7th Century - although not necessarily continually.

BBC: NEWS | South Asia | Search for India's ancient city