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新东方-柯林斯雅思备考词典
cylinder
英 [ˈsɪlɪndə]
[NOUN]
cylinders
1. [C 可数名词] 圆柱
A cylinder is an object with flat circular ends and long straight sides.
双语例句
例：It was recorded on a wax cylinder.
它被记录在了蜡柱上。
2. [C 可数名词] （气）罐
A gas cylinder is a cylinder-shaped container in which gas is kept under pressure.
双语例句
例：oxygen cylinders.
氧气瓶。
3. [C 可数名词] 汽缸
In an engine, a cylinder is a cylinder-shaped part in which a piston moves backwards and forwards.
双语例句
例：a four-cylinder engine.
四缸发动机。