钢丝

Traditional form:

鋼絲

Pinyin (reading):

gāngsī

Definitions:

• steel wire
• tightrope

Characters:

• 钢 - steel; hard, strong, tough
• 丝 - silk, fine thread; wire; strings

Traditional characters:

• 鋼 - steel; hard, strong, tough
• 絲 - silk, fine thread; wire; strings