hairspring

汉语翻译

n. 细弹簧, 游丝

英语解释：

名词 hairspring:

1. a fine spiral spring that regulates the movement of the balance wheel in a timepiece

详细解释：

hair.spring

n.（名词）
A fine coiled spring that regulates the movement of the balance wheel in a watch or clock.
游丝：在手表或钟内用于调整计时器摇轮运动的细小的卷绕弹簧