concertina
英[ˌkɒnsəˈti:nə]
美[ˌkɑnsərˈtinə]
柯林斯高阶英汉双解学习词典释义
英英词典释义
Noun
1. coiled barbed wire used as an obstacle
2. free-reed instrument played like an accordion by pushing its ends together to force air through the reeds
Verb
1. collapse like a concertina