They are chasing squirrels.

他们在追赶松鼠。

youdao

No amount of redirection or marker training is going to change my dogs desire to chasing squirrels.

不管怎么纠正、通过响片训练也无法改变我的狗追逐松鼠的渴望。

youdao

She raced around chasing imaginary mice and squirrels and vaulted from table to chair in the blink of an eye, so we named her Lightning.

她到处追逐想象中的老鼠和松鼠， 一眨眼的工夫就从桌子上跳到椅子上。所以我们管她叫“闪电”。

youdao

He stood staring at the invoice for a long time as the squirrels began chasing one another above their heads.

NEWYORKER: Idols