四岁开始弹钢琴
六岁时已经能够熟练演奏并开始尝试作曲
八岁时已经能够创作相对复杂的交响曲作品
He began to play the piano early at 4 years old;
He was able to perform skillfully and began attempting to compose music when he was 6 years old;
At the age of 8,he was able to produce some pretty complexed works on symphony.