One of a number of (usually large) cylinders of wood or other hard material, sometimes attached to a framework, over which a heavy object can be…
| 单词 | θ212656 |
| 释义 | society > occupation and work > equipment > conveyor > [noun] > roller (4) roller1295 One of a number of (usually large) cylinders of wood or other hard material, sometimes attached to a framework, over which a heavy object can be… rollc1425 A cylindrical piece of wood or metal used to facilitate the moving of something; a pulley or wheel. pinch roll1953 (a) either of a pair of rollers which grip material passing between them; (b) = pinch roller n. Subcategories:— gap between rollers (1) |
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