The dog caused Mister Grogan a lot of trouble, but also provided many stories for his newspaper articles.

VOA: special.2009.02.23

For a language like English, that creature there is referred to with the morpheme "Dog."

对于像英语这样的语言,那种生物被表示为语素"狗"

耶鲁公开课 - 心理学导论课程节选

Here is a cartoon which actually illustrates a classic experiment by some physiologists who for some reason had a dog's brain opened up and started shocking different parts of the brain.

这是张卡通图画,实际上描绘了一个由生理学家,所做过的经典实验,出于某种原因,他们切开一只狗的大脑,对不同的大脑区域进行电击

耶鲁公开课 - 心理学导论课程节选

Something about the way he moved made me think of a hungry dog looking for a bone.

VOA: special.2009.01.17

Dogs are judged against a description of the perfect dog for each kind or breed.

VOA: special.2009.02.23

"If you were to design the perfect plug for a child's airway, you couldn't do much better than a hot dog tip."

VOA: standard.2010.02.23

He's the Swedish cartoonist who an al-Qaida linked group wants killed for depicting the Prophet Muhammad with the body of a dog.

VOA: standard.2010.03.20