cylinder
- n. 圆筒；汽缸；[数] 柱面；圆柱状物
英英释意
- 1. a cylindrical container for oxygen or compressed air
- 2. a solid bounded by a cylindrical surface and two parallel planes (the bases)
- 3. a surface generated by rotating a parallel line around a fixed line
- 4. a chamber within which piston moves