Her success was due in part to luck.
她的'成功在某种程度上是由于运气好。
With a bit of luck, we'll finish on time.
如果我们运气好，就能够准时完成。
As luck would have it, the train was late.
不巧火车晚点了。
She was lucky enough to be chosen for the team.
她很幸运被选中加入此队。
With such a weak heart she was lucky to come through the operation.
她的心脏很弱，手术后能活下来真是幸运。
You were dead lucky to get that job.
你得到那份工作，真是太幸运了。