zài / méi / yǒu / xiàn / dài / jiāo / tōng / gōng / jù / de / nián / dài / rén / men / cháng / cháng / zhàn / shān / háng / hǎi / xún / zhǎo / xīn / de / jū / zhù / dì

在没有现代交通工具的年代，人们常常栈山航海，寻找新的居住地。

Before modern transportation existed, people often traveled across mountains and seas in search of new places to live.