Cylinder
01
円柱, 円柱形
(geometry) a solid or hollow shape with two circular bases at each end and straight parallel sides
例
The glass on the table was in the shape of a tall, slender cylinder.
テーブルの上のグラスは、背が高くて細い円柱の形をしていました。
02
a chamber in an engine in which a piston moves
例
The car 's engine has four cylinders.
03
a cylindrical container used for storing gases like oxygen or compressed air
例
The diver carried an oxygen cylinder on his back.
