带有掉线保护绳救生索安全线束的工人，该安全线束携带太阳能电池板行走在瓦顶上，戴着太阳帽颈襟翼 免版税库存图片 带有掉线保护绳救生索安全线束的工人，该安全线束携带太阳能电池板行走在瓦顶上，戴着太阳帽颈襟翼
A rope hangs from tree near river providing lifeline or obstacle 免版税库存图片 a rope hangs from tree near river providing lifeline or obstacle
