骨子裏是YAMAHA的ETERNA鋼琴
這琴有點怪，裹面裝着一個印有 Yamaha 字樣的琴膽。琴槌如是，印有 Yamaha 的字，連鋼琴序號數字及字體都印得似模似樣。
Articles in English
Humidity Changes
One reason for piano to go out of tune is rapid change of relative humidity.
這琴有點怪，裹面裝着一個印有 Yamaha 字樣的琴膽。琴槌如是，印有 Yamaha 的字，連鋼琴序號數字及字體都印得似模似樣。
One reason for piano to go out of tune is rapid change of relative humidity.