tiě / jiàng / yòng / chuí / zi / fǎn / fù / qiāo / dǎ / jiǎo / zhēn / sù / zào / jīn / shǔ / de / xíng / zhuàng

铁匠用锤子反复敲打角砧，塑造金属的形状。

The blacksmith repeatedly struck the beck iron with a hammer to shape the metal.