be in luck

基本解释

So if you like the whole bacon and eggs with hash browns routine in the morning, you just may be in luck!
因此，如果你恰巧早餐喜欢吃整块培根肉、鸡蛋外加土豆煎饼的话，那你可就走运了！
www.chinadaily.com.cn
If you can travel 36 light-years—roughly 212 trillion miles—to a new planet discovered by astronomers, you might just be in luck.
假如您能旅行36光年，或者大约212万亿英里，到天文学家发现的一棵新行星上去，您一定会走运的。
But rebellious smokers may be in luck: The NYPD is leaving enforcement of the new ban up to the Parks Department, which doesn’t appear to be cracking down anytime soon.
但是叛逆的吸烟者也许是运气好：纽约市警察局正将新禁烟令的执行移交给纽约市公园管理部门，这个部门看起来似乎不会很快采取严厉措施。

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
Investors eager to buy a stake in Facebook may finally be in luck.
FORBES: Facebook Stake Up For Grabs As Russian Internet Giant Prepares IPO