jiù / yuán / rén / yuán / fàng / xià / yí / jià / shéng / tī / bāng / zhù / yóu / kè / lí / kāi / shān / gǔ

救援人员放下一架绳梯，帮助游客离开山谷。

The rescuers lowered a rope ladder to help the tourists leave the valley.