今天我学完钢琴后回去遇到了……的翻译：Today I encountered upon completion of the piano back to sth 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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Today I encountered upon completion of the piano back to sth

After today I learned to play the piano to go back have met ......

Today I encountered when I go back after completing their studies piano ...

Today I encountered upon completion of the piano back to sth