丝线 Traditional form: 絲線 Pinyin (reading): sīxiàn Definitions: silk thread (for sewing); silk yarn (for weaving) Characters: 丝 - silk, fine thread; wire; strings 线 - line, thread, wire; clue, trail Traditional characters: 絲 - silk, fine thread; wire; strings 線 - line, thread, wire; clue, trail