我們說「高興得像飛上天」，英文說「在天上走」：

walk on air

: to be very happy; to be euphoric.

我們說「如履薄冰」或「走鋼索」；他們說「如履蛋殼」，也說「走鋼索」：

walk on eggshells

1 : to walk very carefully; to take steps gingerly.

2 : to be very diplomatic and inoffensive.

walk a tightrope

: to be in a situation where one must be very cautious.

彩排可以是「走過一遍」，英文亦然：

walk-through

1 : a perfunctory performance of a play or acting part (as in an early stage of rehearsal) 

2 : a television rehearsal without cameras

老闆叫你走人，當然得有書面證明囉：

walking papers

: dismissal, discharge —called also walking ticket