The dog or the cat isn't just part of the family it is their family.

猫或狗并不仅仅是家庭的一分子，这就是它们的家。

youdao

In the ancient world, it was probably rare to castrate a dog or cat.

古时候可能很少阉割猫或狗。

《柯林斯英汉双解大词典》

Every dog or cat has its own needs, some of which are specific to the breed.

每只狗或猫咪都有自己的需求，其中有些品种有特定的需求。

youdao

If someone looks very proud or satisfied with himself, we say he looks like the cat that ate the canary.

VOA: special.2009.09.27

The life of a dog or a cat or a chicken consists of appetites, cravings, desires, and their gratifications.

狗，猫，小鸡的生命,都充斥着各类嗜好，渴望，欲望，以及满足感。

耶鲁公开课 - 公正课程节选

Just be careful not to let the cat out of the bag, or someone may leave you holding the bag.

VOA: special.2009.01.25

Holding a big conference with your group in the middle of a slope or on the cat track at the top of the slope.

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However, the cat (or, rather, subatomic particles that behave like the cat) has proved hard to hunt down in practice because such superpositions of states are fragile and easily disrupted phenomena.

ECONOMIST: The 2012 Nobel prizes

You had merely to lead them to the plate-glass porch door and point out a squirrel or a cat running on the railing, or the automatic pool vacuum flipping its tail in the water as it carried on, side to side, end to end.

NEWYORKER: Soldier��s Joy