regret的形容词描写人的

　　This designers and enterprises to be described as a regrettable thing.

　　这对于设计师和企业而言，不能不说是一件令人惋惜的事情。

　　Regrettable failures, losses, mistakes, etc

　　令人惋惜的失败、损失、错误等

　　One regrettable consequence of this is that onlookers often conclude that religion causes the violence done in its name.

　　而一个令人惋惜的后果是旁观者们往往总结出宗教自身会引起暴力。