制造摩擦者

例句：

1. 1. The friction between the two parties has been a constant source of tension.
   双方之间的摩擦一直是紧张的根源。
2. 2. The friction between the two countries has been a major factor in their ongoing disputes.
   两国之间的摩擦是他们持续争端的主要因素。
3. 3. The friction between the two leaders has been a cause for concern among the public.
   两位领导人之间的摩擦引起了公众的担忧。