I'm very sad to say goodbye to you.

我很难过要和你说再见。

At the same time, I'm very sad to say goodbye to you.

同时，我很难过要和你们告别。

He was too sad to say anything when he heard the bad news.

当他听到这个坏消息时，难过得说不出话来。

Sad to say, I have not applied for it again but I did apply for another job as a salesman.

遗憾的是，我没有再申请，但我确实申请了另一份销售工作。

Obama, sad to say, failed the farm bill test.

令人悲哀的是，奥巴马在农业议案的考验面前败下阵来。

Sad to say, she hasn't given us permission to do it.

不幸的是，她没准许我们做这件事。

And the treatment means of the clan, but also sad to say, appalling.

而其对待各宗族的手段，更言之痛心，令人发指。

Sad to say, the only referee we've got does not seem to object to fights;

我很难过的说， 目前发现的唯一调停者好像并不反对打架；

I'm sad to say that this is easily one of the worst films of the year.

我很伤心的说我是今年最差的影片之一。

Sad to say, the weather here has been nothing but rain all this week.

真倒霉，本周这儿的天气一直下雨，没有其他变化。