焊花雨

Welding Sparks Rain

　　施工中的中老鐵路友誼隧道。友誼隧道是一條連接中老兩國的跨境隧道，隧道的命名寓意著中老兩國人民的深厚友誼。

　　The Friendship Tunnel of the China-Laos Railway was under construction. This cross-border tunnel connects China and Laos, and its name symbolizes the friendship between the people of China and Laos.