如果冲量为零, 则动量不变.If the impulse is zero, there is no change in momentum.正周相动力冲量的定义可以用类似的式子表示.The positive phase dynamic impulse can be defined by a similar expression.用于碰撞过程的动量定理——冲量定理.The momentum theorem applied to an imp...
She had come to England to pursue an acting career.她来英格兰投身演艺事业。They are showing a marked disinclination to pursue these opportunities.他们对争取这些机会明显表现出不乐意。The paparazzi pursue Armani wherever he travels.阿玛尼走到哪儿,狗仔队就跟到哪儿。...