Her success was due in part to luck.
她的成功在某種程度上是由于運氣好。
With a bit of luck, we'll finish on time.
如果我們運氣好，就能夠準時完成。
As luck would have it, the train was late.
不巧火車晚點了。
She was lucky enough to be chosen for the team.
她很幸運被選中加入此隊。
With such a weak heart she was lucky to come through the operation.
她的心臟很弱，手術后能活下來真是幸運。
You were dead lucky to get that job.
你得到那份工作，真是太幸運了。