奏者;
特;Alex only took up the pianoforte when he was 14.
亚历克
到14岁时才开始学
。
(旧称)Alex only took up the pianoforte when he was 14.
亚历克到14岁时才开始学。
A key is the part of a pianoforte that you touch to make music.
键是
用手指敲击的部件,它能使发出乐音。
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