dominant role

• 主要角色

dominant role的用法和样例：

例句

1. The main combat role of the Ravager is that of support.
   掠夺者在战斗中的主要角色是支援。
2. Enlighten Ss to learn all the things with their own ways, the students are supposed to play the major role.
   启发学生的独立思维能力，学生充当课堂的主要角色。