影视英语口语:祝你好运

“祝你好运”在英语口语里能怎么说？

蹩脚口语：good luck
地道口语：cross one's finger

影视来源：《怪物大战外星人》
剧情引导：
Susan穿上了新娘礼服，就要嫁人了，她满心欢喜地憧憬着婚后生活，远赴巴黎甜蜜蜜。未来婆婆也为她祝福，可是婆婆的手指有点奇怪......

- Just think, this time tomorrow, I'm gonna be in Paris! And someday, we won't just be honeymooning there. Derek will become an anchor or a foreign correspondent. And we'll travel all over the world.
- Honey, my fingers are crossed. One thumb is shorter than the other. Runs in the family.
- Derek doesn't have that.
- It skips a generation. Your kids are gonna have it!
...