The cloth should be laid flat.

布应展开平放。

《牛津词典》

Cover the flat shovel by a wiping cloth dipped in diluted detergent, clean out the dust and dirt in the narrow slit of the air outlet.

将平头铲用抹布包裹起来浸湿稀释的清洁剂，用它莱清洁出风口的窄逢。

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He wore a flat gray cloth cap, a dingy wool-colored greatcoat, and cowhide boots.

他身穿一件肮脏的羊毛色大衣，头戴一顶扁平的灰色帽子，足登一双牛皮靴。

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Natives fingered the strangers' beards, patted flat the wrinkles on their garments (perhaps thinking the cloth was skin), and wondered at their trade goods.

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