zhè / tiáo / zōng / gǔ / dì / shì / xiá / cháng / liǎng / cè / dōu / shì / dǒu / qiào / de / shān / pō

这条纵谷地势狭长，两侧都是陡峭的山坡。

This longitudinal valley is long and narrow, with steep slopes on both sides.