concertina的例句（concertina在句子中的用法）

• High stone walls topped with snaky concertina wire, set off at intervals by looming guard towers. 顶部装着蛇腹式铁丝网的高高的石墙, 被渐渐隐现的哨塔隔开.
• Fanfold: Also called Accordion fold , Concertina fold , Over and back fold , Zigzag fold. 扇形摺: 亦称风琴摺, 之字摺.
• Its main bridge - a huge concrete structure - now lies concertina ed on the riverbed. 钢筋混凝土结构的主要桥梁,被扭扁坍塌在河床.