We have no alternative but leave.

• 我们别无选择

We have no alternative but leave.的用法和样例：

例句

1. We have no alternative, but to do it.
   我们别无选择，只能做了。
2. We always dislike refusing requests of any kind from regular customers,but regret we have no choice but to do so.
   我们一贯不愿拒绝老客户们提出的任何要求，但遗憾的是我们别无选择，只能拒绝上述请求。