亏得有大家帮助，不然我完成不了任务。

It's lucky that everyone helped, otherwise I wouldn't have finished the task.

我正在为难，亏得同志们给我出了个点子。

I was bewildered, and fortunately my colleagues gave me an idea.

亏得大家都在场。

It was fortunate that everyone was there.

这么热的天还穿这样多衣服，真亏得你。

Fancy you wearing so many clothes on such a hot day.