They stacked rocks with center holes (tube or doughnut shaped) from the surface to the deep stone layer as a guide for their drills (similar to today's guide tubes).

管状或中空管状的中心孔从地表到深石岩石层放满石头，以作为铁转的探头，作用类似今天的导管。

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But along with a smattering of more distant background galaxies, the deep image also reveals a curious box-shaped inner halo extending far above and below this galaxy's dusty plane.

但是除了我们略知一二的更遥远背景星系以外，这张深空图像也提示了一个罕见的盒状内晕，在星系多尘的盘面之上和之下伸展到很远。

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He leads the way out to a terrace with a view of the deep, bowl-shaped valley carpeted with thick pine forests.

他把我带到一处阳台，从那里可以俯瞰铺满稠密松林的碗型深谷。

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Full-scale walls have been built of the shaped brick and deep blue or white ceramic tile that he wrapped effortlessly around columns and curved surfaces.

WSJ: Finnish Master Alvar Aalto | By Ada Louise Huxtable

One place they found a difference was in the amygdalae, two almond-shaped clumps of cells deep in the brain, one on each side.

NPR: New Autism Study Shows Discrepancy in Brains

The Chicago Tribune reported that 18 to 25 year olds could have their lifelong financial behaviors shaped by living through a deep recession marked by high unemployment.

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