update : backend

src/main/java/com/sentistrength/model/vo/SURMiner/WordCountVo.java → src/main/java/com/sentistrength/model/vo/SURMiner/WordCountVO.java

@@ -7,6 +7,9 @@ import lombok.NoArgsConstructor;
 
 import java.util.List;
 
+/**
+ * 单词汇总对象
+ */
 @Data
 @AllArgsConstructor
 @NoArgsConstructor