noun
raw silk thread
Refers to silk thread in its natural, unprocessed state, before degumming or dyeing. Common in textile and historical contexts.
生糸は絹織物の原料です。
Raw silk thread is the raw material for silk fabric.
明治時代、日本は生糸の主要輸出国だった。
During the Meiji period, Japan was a major exporter of raw silk thread.