It's pot luck whether you get good advice or not.

　　能不能得到好的指點那就全靠運氣了。

　　We should manage, with a little bit of luck.

　　我們只要有一點點運氣就能應付過去。

　　I've had my share of luck in the past.

　　以前，命運也不算虧待我。

　　'Oh well, better luck next time,' she sighed.

　　“唉，就這樣了，但愿下一次運氣好些。”她嘆息道。

　　We wish her luck in her new career.

　　我們祝愿她在新的事業(yè)中一帆風順。