without cause

例句：

1. 1. He was angrybecause he had been betrayed withoutcause.
   他生气是因为被背叛了，毫无理由。
2. 2. The company's decision tolay off employees without cause has raised concernsamong employees.
   公司决定无故解雇员工，引起了员工的担忧。
3. 3. Without cause, thestorm caused widespread damage to the city.
   无故的风暴给城市带来了广泛的破坏。