| 单词 | cylinder |
| 释义 | cylinder From Longman Dictionary of Contemporary EnglishShapes, patterns, Engineeringcylindercyl‧in‧der /ˈsɪləndə $ -ər/ ●●○ noun [countable]1 CFa shape, object, or container with circular ends and long straight sides → tubeThe gases are stored in cylinders.2 TEthe tube within which a piston moves forwards and backwards in an enginea four-cylinder engine3 → be firing/running on all cylindersExamples from the Corpuscylinder• a cylinder of oxygen• Existing direct cylinders can be upgraded to indirect - see below.• Teesside trains were also stopped when firemen discovered a gas cylinder near the fire.• It met the wood in massive cylinders, thirteen feet across, made of inch-thick wrought-iron plates riveted together.• The secret is to divide the number of cylinders by 2 and double the number of heads.• Atmospheric pressure then forced the piston down the cylinder in which it was sitting.Origin cylinder (1500-1600) Latin cylindrus, from Greek, from kylindein “to roll” |
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