Lǎo / shī / jiè / shào / shuō / hēi / jiāo / chóu / shì / Guǎng / dōng / de / yì / zhǒng / chuán / tǒng / sī / chóu

老师介绍说，黑胶绸是广东的一种传统丝绸。

The teacher explained that gambiered silk is a traditional type of silk from Guangdong.