docs: public Term merage(Term to) {
          this.name = this.name + to.getName();
          if (StringUtil.isNotBlank(this.realName) && StringUtil.isNotBlank(to.getRealName())) {
              this.realName = this.realName + to.getRealName();
          }
          this.setTo(to.to);
          return this;
      }