The earth is almost 25 000 miles in circumference.

地球的周长大约为25 000英里。

《牛津词典》

That's because some parts of the planet are much bigger than others, at least in circumference.

那是因为，至少在圆周长度方面，我们星球上的一些地方比其他的要大。

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The lords of this jungle were the lycopsids: scaly plants with trunks up to 6 feet in circumference that grew up to 120 feet in height and bore spore-producing cones.

这座丛林的主宰者是石松科植物：这是一种带有鳞片的植物，树干的周长可达6英尺（约1.83米），树身可高达120英尺（约36.6米），而且还会结出富含孢子的松果球。

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The 360 degree screen, measuring 60m (197ft) in circumference, will be visible for miles around the tower in Fitzrovia.

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The area was once enclosed by a city wall that was 10m high and five kilometres in circumference, built in 1555 and torn down in 1911.

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Visitors to that site know the cyclorama by the French artist Paul Philippoteaux, a massive work that measures 27 feet high and 359 feet in circumference and currently hangs in the new visitor's center near the battlefield.

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