我们不得不抬着钢琴上了三段楼梯。

We had to carry the piano up three flights of stairs.

《牛津词典》

为了倡导人们多走楼梯，他们把一个地铁站的阶梯改造成钢琴键盘的样子，不仅外观像，而且能弹奏出钢琴的声音。

To encourage people to use the stairs, they set up a subway staircase to look - and sound - like a piano keyboard.

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在楼梯的下方，一条小径通向接待区的入口，该区域放置一台钢琴。

Beneath the stairs, a path leads to an entrance that opens into a reception area accommodating a piano.

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