在英文中，"we have been waiting" 或 "we have been waiting for a long time" 可表示我们等了很久。
这个表达式来自英语的动词 "wait"，意思是等待或等候。在这个句子中，"we" 是主语，"have been waiting" 是谓语，意思是我们一直在等待。
下面是一些英文例句及其中文翻译：
"I have been waiting for the bus for an hour." (我已经等公交车一个小时了。)
"We have been waiting for you for ages." (我们已经等你好久了。)
"She has been waiting for her promotion for years." (她已经等待她的晋升多年了。)