他开始用凿子将砂岩雕刻成一只狗。

He set out to chisel a dog out of sandstone.

《柯林斯英汉双解大词典》

一只狗忽然嚎叫起来，对月长嗥。

A dog suddenly howled, baying at the moon.

《柯林斯英汉双解大词典》

窗子打开了，冷不防一只狗探出头来。

The window opened and a dog's head popped out.

《牛津词典》

And it turns out that the dog— when they zapped part of its brain, its leg would kick up.

结果是那只狗,当研究者们电击某个大脑区域时,狗的四肢便会乱踢起来

耶鲁公开课 - 心理学导论课程节选

I always remember having a lot of fun with the dog over here.

我总会想起自己和那只狗在这里度过的美好时光。

911事件的影响 - SpeakingMax英语口语达人

for why you became afraid of dogs is that one day a dog came up and he was a neutral stimulus.

你之所以害怕狗,是因为，某天有只狗向你跑来,狗是一个中性刺激。

耶鲁公开课 - 心理学导论课程节选