Glass cotton and wool rock in a on function have similarities, but the feel is good in rock wool, can improve the labor premise.

玻璃棉与岩棉在机能上有良多相似之处，但其手感好于岩棉，可改善工人的劳动前提。

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Rock (mine) cotton and glass cotton sometimes referred to as mineral wool, they all belong to inorganic materials.

岩（矿）棉和玻璃棉有时统称为矿物棉，它们都属于无机材料。

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When I was a little bitty baby, my mama would rock me in the cradle in them old cotton field back home.

当我还是一个小婴孩时，妈妈在家乡那片老棉花田里常把我放在摇蓝里哄我睡觉。

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We sold out cotton down in Little Rock.

NPR: Excerpt: 'True Grit'

No wonder the rock shrink-wrapped in plastic, along patches of high-thread-count Egyptian cotton sheets underneath, to keep it from rubbing against any hard surfaces encountered didn't make the turn onto Wilshire Boulevard until the wee hours of Saturday morning, nearly eight months behind schedule.

WSJ: Levitated Mass | Arrival of a Rock Start | By Arnie Cooper