1·These pianos are of different widths.
这些钢琴的宽度是不一样的。
—— 《新英汉大辞典》
2·Her father sold pianos and both her parents were respected piano teachers.
她的父亲售卖钢琴，她的父母都是受人尊敬的钢琴老师。
3·Of course some of the other auditoriums have pianos, but that's not going to be easy.
当然，其他一些礼堂也有钢琴，但这并不容易。
4·Last Sunday, the choirmaster was jumping out of his skin, stormy then still, playful then tender, on the most upright of pianos and melodies.
上个星期天，唱诗班的指挥大吃一惊，时而平静，时而活泼，时而温柔，伴着钢琴立柱和美妙的音乐。
5·As mass production techniques were refined in the 19th century, the price of pianos dropped to the point that a larger proportion of the population could afford to own them.
随着19世纪大规模生产技术的改进，钢琴的价格下降到更多人都买得起的程度。