不用说，我们在那里的整个时间都在下雨。

___Needless ___to ___say, it rained the whole time we were there.

不用说，贿赂是常有的事。

___Needless ___to ___say, bribes are a frequent occurrence.

不用说，尽管遇到意外的障碍，团队还是成功满足了所有截止日期。

___Needless ___to ___say, the team successfully met all the deadlines despite unforeseen obstacles.