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。