There are two soil structures, square and round in shape.

土楼有两种，方形和圆形。

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According to our practical production experience, this paper discussed that during C. C. production, square and round billet mould with the same diameter should have different taper.

本文根据生产实践经验，讨论了在连铸生产中，要注意直径与厚度相等情况下的圆、方坯结晶器应有不同的锥度。

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Square flange heaters (boiler heaters) are suitable for constrained areas, square and round flanges are made of compact elements that are easily installed by tightening a series of bolts.

锅炉加热器适合用于限制区，方形和由小型加热元件制成的圆形法兰。

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Round beads,square beads and beads in a riot of other shapes, sizes and colors.

VOA: special.2009.05.18

"People deserve to be able to travel in comfort, and the industry has been trying to fit all the square pegs into round holes and hasn't been taking into account that for a lot of people, traveling by air is an uncomfortable experience, " he said.

CNN: Pay-as-you-weigh airfares the 'next step'

The shapes of nails are even changing, from traditional round and square to diagonal and borderline-threatening almonds and pointy stilettos.

CNN: On main street and the runway, nail art is the new lipstick

The plans for first-innings centurion Tamim remained unchanged and there were only two slips in place and men deposited on the square leg and backward point boundaries as Anderson opened up from round the wicket to the 21-year-old left-hander.

BBC: Ruthless England seal innings win against Bangladesh