turncoat|turncoats

那个背叛团队的成员现在被视为叛徒。

The team member who betrayed us is now considered a ___turncoat.

那些叛徒向敌人泄露了我们的秘密计划。

The ___turncoats leaked our secret plans to the enemy.

将军背叛了自己的国家，被称为变节者。

The general was labeled a ___turncoat after he betrayed his country.