Definition

Examples

• 枪管内部的来复线能让子弹旋转飞行。
  Qiāngguǎn nèibù de lái fù xiàn néng ràng zǐdàn xuánzhuǎn fēixíng.
  The rifling inside the gun barrel makes bullets spin as they fly.
• 这种步枪的来复线磨损后会影响射击精度。
  Zhè zhǒng bùqiāng de lái fù xiàn mósǔn hòu huì yǐngxiǎng shèjī jīngdù.
  Wear on the rifling of this rifle affects shooting accuracy.
• 制造来复线需要高精度的拉削工艺。
  Zhìzào lái fù xiàn xūyào gāo jīngdù de lāxiāo gōngyì.
  Manufacturing rifling requires high-precision broaching techniques.