cylinder
英['s?l?nd?]
美['s?l?nd?]
- n. 圓筒；汽缸；[數(shù)] 柱面；圓柱狀物
英英釋意
- 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
