那个大嗓门的同事总是在会议上打断别人发言。

The ___loudmouthed coworker always interrupts others during meetings.

那个大嗓门的家伙在餐厅里不停地嚷嚷，吵得大家都没法好好吃饭。

The ___loudmouthed guy kept yelling in the restaurant, ruining everyone's meal.