"We are all very happy" 可以用英文表达为 "We are all very happy.".
来源：这是一句非常常见的英语表达，是英语学习者非常基础的句型之一。
下面是一些相关例句：
We are all very happy to be here today. 我们今天都非常高兴来到这里。 We are all very happy with the results. 我们对结果都非常满意。 We are all very happy to see you. 我们都很高兴见到你。