a musical instrument played by stretching and squeezing with the hands to work a central bellows that blows air over metal reeds, the melody and chords being sounded by buttons or keys
手风琴。比较 <Bold>CONCERTINA</Bold>.
[as modifier]folding like the bellows of an accordion
像手风琴风箱一样折叠的
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an accordion pleat .手风琴风箱似的褶裥。
"mid 19th cent.: from German