一种定义
四种语言
0,1,2
- 德國
- 英語
- 中國
- 西班牙語
kugelförmig (adj)
ball-shaped (adj)
globular (adj)
spherical (adj)
When rolling a spherical body over a flat surface, the displacement S of the body's centre of gravity is equivalent to the translation.
一种定义
四种语言
When rolling a spherical body over a flat surface, the displacement S of the body's centre of gravity is equivalent to the translation.
