The dogs are barking at night.

Meaning: This means that specific dogs are making a loud noise with their mouths during the time when it is dark outside.

Choice of Words: The is a word that is used to refer to a specific thing or group of things. Dogs are animals that are known for making a noise called barking. Are barking is a verb that means to make a loud noise with your mouth, like a dog does. At night means during the nighttime, when it is dark outside. When you put these words together, you get the sentence "The dogs are barking at night," which means that the specific dogs that are being referred to are making barking noises during the nighttime.