| 单词 | cylinder |
| 释义 | Word Frequency cylinder(ˈsɪlɪndə) noun 1. a solid consisting of two parallel planes bounded by identical closed curves, usually circles, that are interconnected at every point by a set of parallel lines, usually perpendicular to the planes. Volume base area × length 2. a surface formed by a line moving round a closed plane curve at a fixed angle to it 3. any object shaped like a cylinder 4. the chamber in a reciprocating internal-combustion engine, pump, or compressor within which the piston moves See also cylinder block 5. the rotating mechanism of a revolver, situated behind the barrel and containing cartridge chambers 6. printing any of the rotating drums on a printing press 7. Also called: cylinder seal a cylindrical seal of stone, clay, or precious stone decorated with linear designs, found in the Middle East and Balkans: dating from about 6000 bc 8. Also called: hot-water cylinder British a vertical cylindrical tank for storing hot water, esp an insulated one made of copper used in a domestic hot-water system 9. firing on all cylinders verb 10. (transitive) to provide (a system) with cylinders Derived forms cylinder-like (ˈcylinder-ˌlike) adjective Word origin C16: from Latin cylindrus, from Greek kulindros a roller, from kulindein to roll |
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