在对模型进行受力分析后，文章接着通过显式积分求解出各质点下一时间片的位置和速度。

After accomplishing model forces analyses, Explicit Integration is implemented to calculate positions and velocities of all particles in the next time step.

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我们紧密关注谢普来预测他什么时候要大小便，然后赶紧跑到洗浴间，这样他就不会弄脏他的尿片。

We pay close attention to Shep to determine when he's about to pee or poop, and then race to the shower.

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天气突然转凉，转眼间，树叶变成一片绚丽的红黄色，色调如此鲜丽，以致我看到树木就觉得眼睛刺痛。

The weather suddenly grew cooler, and almost at once the leaves turned garish shades of yellow and red, so bold that the mere sight of trees hurt my eyes.

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