单词Drava
网络: 德拉瓦河；德拉华；流湿
Walking along the River Drava for at least 10 minutes, it occurred to me that perhaps my trekking skills were lacking, and I had passed it.
期间还有个小插曲，我沿着德拉瓦河走了十余分钟后觉得自己已经走过头了，看来我徒步旅行的经验尚有不足。