yé ye / yòng / yī gēn / mù tóu / dàng / dǐng mén ér / suī rán / jiǎn lòu / què / hěn / jiē shi

爷爷用一根木头当顶门儿，虽然简陋却很结实。

Grandpa used a piece of wood as a door bolt; it was simple but sturdy.