警方在初步搜索开始 9 天后寻找失踪的徒步旅行者，仍然保持乐观。 Police search for missing hiker nine days after initial search began, remain optimistic.

警方在开始搜寻九天后, 继续寻找失踪的徒步旅行者。 Police continue their search for a missing hiker nine days after they started looking. 当局仍然乐观地认为,尽管延长了一段时间,仍能找到活着的个人。 Authorities remain optimistic about finding the individual alive despite the extended period. 由多个机构参与的搜索范围很广,但尚未找到远足者。 The search, involving multiple agencies, has covered a wide area but has not yet located the hiker.