endless
adj. 无止境的,无穷尽的;永久的,无休止的;两端连接的,环状的
例句
The possibilities are endless.
存在着无限的可能性。
《牛津词典》
I've had enough of their endless arguing.
我听够了他们无休止的争吵。
I'm sick to death of your endless criticism.
你这无休止的指责真让我烦死了。