很明显是熟练程度不够。别着急，慢慢练，找孔的感觉是一点点培养起来的。

Obviously, you are still not familiar with your harmonica. Practise more to develop the sense.

youdao

测量点取在安装孔的中心。

Measurement point is chosen from the center of the mounting hole.

youdao

如果拉不出，可在内孔浇点煤油再拉。

If the pull-no, you can pour point of kerosene, including hole and then pull.

youdao

如果拉不出，可在内孔浇点煤油再拉。

If the pull-no, you can pour point of kerosene, including hole and then pull.

youdao