This is the 4269th most frequent Chinese word.
定州市
Dingzhou City, a county-level city in Hebei Province, China.
In this sentence, '定州市' is used as a proper noun to denote a specific geographical location, Dingzhou City.
定州市位于河北省。
Dingzhou City is located in Hebei Province.
Here, '定州市' describes the starting point of a journey, identifying it as a location.
从定州市出发，我们很快就到了石家庄。
Starting from Dingzhou City, we quickly arrived in Shijiazhuang.
In this sentence, '定州市' is referred to in the historical context, indicating the city's long history.