welds

Iron spikes have been welded (on) to the railings around the embassy.

大使馆周围的护栏上都焊上了铁刺尖头。

He is a born leader, who welded a collection of gifted individualists into a real team.

他是个天生的领袖，把一群有才华的个人组成了一支真正的团队。