复线

fù xiàn

定義

1. multiple track (e.g. rail)
2. multilane (e.g. highway)
3. (math.) complex line

复线 を含む単語

• 来复线 lái fù xiàn: rifling (spiral lines on inside of gun barrel imparting spin to the bullet)

复线 の構成語

• 线 xiàn: thread
• 复 fù: to go and return