zhè / zhǒng / ní / yán / hán / yǒu / fēng / fù / de / nián / tǔ / kuàng / wù / róng / yì / xī / shuǐ / péng / zhàng

这种泥岩含有丰富的黏土矿物，容易吸水膨胀。

This mudstone contains abundant clay minerals and easily expands after absorbing water.