Used as an adjective the word is used to refer to typical rural life that is pleasant and relaxing. Life that is surrounded with domestic animals like cows among others. When used as a noun the word refers to a pastoral poem. A poem that is sung by herdsmen.
Used in a sentence we can say that; our grandparents enjoy the bucolic life back at home.
From the sentence we can say that the lifestyle in the rural area is pleasant to the grandparents.
Another example in a sentence can be; A variety of poems and songs are taught in schools including bucolic poems
Therefore, bucolic is an example of poems that are taught.