Luckily, my mother rose to the occasion.

　　幸好，我母親挺身而出作了處置。

　　Luckily, I'd noticed where you left the car.

　　幸好，我注意了你停車的.地點。

　　Luckily I was never stopped for a Breathalyzer.

　　幸運的是我從未被攔下來做呼氣酒精檢測。

　　I dropped my toast, but luckily it fell right side up.

　　我把烤面包掉在地上，但幸好它正面朝上。