renegado

n.<古>=renegade

叛徒；背叛者；变节者。

名词

1、The renegade betrayed his comrades and joined the enemy forces.
叛徒背叛了他的同伴，加入了敌军。

2、The renegade politician switched parties and abandoned his previous principles.
这位变节的政治家换了党派，抛弃了他之前的原则。