柯林斯詞典grand piano (grand pianos) 1. N-COUNT A grand piano is a large piano whose strings are set horizontally to the ground. Grand pianos are used especially for giving concerts and making recordings. 三角鋼琴 返回 grand piano劍橋詞典a large piano that has horizontal strings in a case supported on three legs 大鋼琴，三角鋼琴 返回 grand piano