shān hóng / bào fā / hòu / jiù yuán rén yuán / yòng / hǎn huà qì / yǐn dǎo / cūn mín / yǒu xù / chè lí山洪暴发后,救援人员用喊话器引导村民有序撤离。After the flash flood broke out, rescuers used a megaphone to guide the villagers in an orderly evacuation.