The reason is that, without proper instruction, the pianist must discover the correct motions, etc. , by trial and error.
原因是如果没有正确的指导，钢琴家必须通过反复实验和不断犯错来探索正确的运作方式等技巧。
The reason is that, without proper instruction, the pianist must discover the correct motions, etc. , by trial and error.
原因是如果没有正确的指导，钢琴家必须通过反复实验和不断犯错来探索正确的运作方式等技巧。
应用推荐