现在我们来播放一段莫扎特的作品，莫扎特他在晚年用了九年时间创作了这首交响乐

Now we'll play a passage of Mozart—a symphony by Mozart here that he wrote at the ripe old age of nine years.

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所以他的每一部交响乐都可能需要几年的时间进行创作，但是这十部作品每一个都给人极大地震撼。

So one of his symphonies could be years in the making, but each of them packed a tremendous punch.

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他花了六个月时间创作这部交响乐。

He spent six months on the composition of the symphony.

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