We're in luck.

我们运气好。

youdao

You're in luck. The doctor's still in.

你运气不错，医生还在。

《柯林斯英汉双解大词典》

Success lies not so much as in luck as in hard work.

与其说成功靠运气不如说靠辛勤努力。

youdao

Wish them luck. Americans age twenty to twenty-four faced an unemployment rate in May of fourteen and seven-tenths percent.

VOA: special.2010.06.11

But I know that um, I don't, I'm not superstitious and I don't really believe in luck.

不过，我不是个迷信的人，我并不是真的相信运气。

沉迷于彩票的人们 - SpeakingMax英语口语达人

In some cases, the back of the head could be more expressive than the front, in which case this is your opportunity and I wish you luck.

有些时候,后脑勺确实比正脸更有表现力,这才是你们的机会,祝你们好运

耶鲁公开课 - 基础物理课程节选

Survival games tend to do this better than action games, so we may be in luck.

FORBES: [Spoilers follow.]

Well, if that's on your bucket list, then you might just be in luck.

ENGADGET: Alt-week 3.2.13: A mission to Mars, robosparrow and facial recognition in fertility treatment

The Boardmasters is in luck though as the forecast shows contestable waves throughout the week.

BBC: Making waves at Boardmasters