chore: Translate stray Chinese comment to English (#30024)

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: gemini-code-assist[bot] <176961590+gemini-code-assist[bot]@users.noreply.github.com>

api/core/rag/datasource/vdb/oracle/oraclevector.py

@@ -289,7 +289,8 @@ class OracleVector(BaseVector):
                 words = pseg.cut(query)
                 current_entity = ""
                 for word, pos in words:
-                    if pos in {"nr", "Ng", "eng", "nz", "n", "ORG", "v"}:  # nr: 人名，ns: 地名，nt: 机构名
+                    # `nr`: Person, `ns`: Location, `nt`: Organization
+                    if pos in {"nr", "Ng", "eng", "nz", "n", "ORG", "v"}:
                         current_entity += word
                     else:
                         if current_entity:

api/core/rag/datasource/vdb/pyvastbase/vastbase_vector.py

@@ -213,7 +213,7 @@ class VastbaseVector(BaseVector):
 
             with self._get_cursor() as cur:
                 cur.execute(SQL_CREATE_TABLE.format(table_name=self.table_name, dimension=dimension))
-                # Vastbase 支持的向量维度取值范围为 [1,16000]
+                # Vastbase supports vector dimensions in the range [1, 16,000]
                 if dimension <= 16000:
                     cur.execute(SQL_CREATE_INDEX.format(table_name=self.table_name))
             redis_client.set(collection_exist_cache_key, 1, ex=3600)

api/core/rag/index_processor/index_processor_base.py

@@ -231,7 +231,7 @@ class BaseIndexProcessor(ABC):
 
             if not filename:
                 parsed_url = urlparse(image_url)
-                # unquote 处理 URL 中的中文
+                # Decode percent-encoded characters in the URL path.
                 path = unquote(parsed_url.path)
                 filename = os.path.basename(path)