海鸥随浪花一起一伏地漂浮在水面。

Seagulls bobbed on the waves.

《牛津词典》

飞瀑溅起一片水雾。

A cloud of fine spray came up from the waterfall.

《牛津词典》

它的长耳朵一起一落，合着身体的慢跑动作。

His long ears flopped up and down, keeping time with the jogging moting of his body.

youdao

They click upon themselves as the breeze rises and turn many-colored as the stir cracks and crazes their enamel.

一阵风吹起，树枝就咯喇喇响,闪射出五彩缤纷，原来这一颤动,冰块坼裂成瓷瓶上的无数细纹。

耶鲁公开课 - 现代诗歌课程节选

If you take one of those individual grains of sodium chloride, look at it carefully, you will see the edges look like this.

如果你拿起,氯化钠晶体的一粒，仔细观察，你可以看到这样的棱角。

麻省理工公开课 - 固态化学导论课程节选

But what happens through learning is that another association develops that between the conditioned stimulus and the conditioned response.

但学习会在条件刺激与条件反应之间,建立起另一种联结。

耶鲁公开课 - 心理学导论课程节选