黑球 meaning in English
black ball
Examples
- Cat furry black ball . torn strip of envelope
猫蜷缩成一团毛茸茸的黑球。 - All red signal coverage and the ball can cross the border
将全部红球覆盖黑球即可过关。 - M is the mass of red ball . your suggestions are highly appreciated
Mgm为黑球重除以红球质量 - The size ( mass ) of black ball will change to keep the system in equilibrium
（或黑球的上下位置）由于红球仅受到向心力 - A bag contains 32 black balls and some white balls . the probability of drawing a white ball from the bag is 0 . 2
某袋内载有三十二个黑球和一些白球。从袋中抽得一个白球的概率为0 . 2 。