《水经注·卷十》
按《地理志》，这是勃海郡的属县。
《地理志》，勃海之属县也。
According to Geographical Records, this was a subordinate county of Bohai Commandery.
<s>[INST] Kindly elucidate the central themes in this passage in English: 《地理志》，勃海之属县也。 [/INST] According to Geographical Records, this was a subordinate county of Bohai Commandery.</s>
Kindly elucidate the central themes in this passage in English: 《地理志》，勃海之属县也。
user
According to Geographical Records, this was a subordinate county of Bohai Commandery.
assistant