concertina 核心詞議：
n. 類似風琴的六角形的樂器
v. （像六角手風琴一樣）折起，折疊
concertina 基本解釋
速記方法知識擴展
concertina 變化形式
復數： concertinas
中文詞源：
concertina
精選例句
1、 Are those bottom lines are you concessional without method?
那些底線是你們沒有辦法讓步的？
常見考點例句：
- It might just be possible to concertina the three meetings into one morning .
- 把三個會議壓縮在一個上午開許是可能的。
- But this concertina movement requires a lot of energy .
- 但這種伸縮運動需要大量能量。
- Something about choosing love over duty ? Oh , wait , let me get my concertina !
- 某首關于愛高于責任的歌？噢,等等,我去把我的手風琴拿來!
- He described how he and a dozen others were swept up in a raid by the us army and detained on a bare patch of ground surrounded by concertina wire .
- 他描述他如何與十幾個人席卷的一次搜捕行動中，美國陸軍和拘留的裸露地面修補所包圍鐵絲網。
- In truth , the expo by itself has changed little in shanghai , rather it has been an excuse to concertina a series of investments that were already on the books , squeezing a decade of plans into three or four years .
- 事實上，世博會本身并沒有給上海帶來什么變化，它只是成了一舉落實大批投資的借口，十年計劃壓縮成了四年的計劃。