| 单词 | cylinder |
| 释义 | cylinder n. 1. a a uniform solid or hollow body with straight sides and a circular section. b a thing of this shape, e.g. a container for liquefied gas. 2. a cylinder-shaped part of various machines, esp. a piston-chamber in an engine. 3. Printing a metal roller. Phrases and idioms cylinder saw = crown saw. cylinder seal Antiq. a small barrel-shaped object of stone or baked clay bearing a cuneiform inscription, esp. for use as a seal. Derivatives cylindrical adj. cylindrically adv. Etymology: L cylindrus f. Gk kulindros f. kulindo roll |
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