/ˌkɒnsəˈti:nə ||; ˌkɑnsɚˈtinə/noun [C] a musical instrument that you hold in your hands and play by pressing the ends together and pulling them apart 六角形手风琴 ☞A concertina is like a small accordion. concertina就像小的手风琴(accordion)。 ☞Look at the note at piano. 参看piano的注释。 ☞picture at music 见music插图