A fine thread or threadlike fiber.

丝；纤维。

The threadlike stalk of a stamen, supporting the anther.

【植】雄蕊之花丝。

Metallic thread in a light bulb which is heated to incandescence by the electric current.

(灯泡中的)钨丝。

Such a filament in a vacuum tube which functions as a cathode and emits the electrons attracted by the plate.

【电】丝极。