Unscrew your harmonica. Then take a wet tissue and clean the parts. Dry them with a dry tissue, then put your harmonica back together.是什么意思_Unscrew your harmonica. Then take a wet tissue and clean the parts. Dry them with a dry tissue, then put your harmonica back together.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句