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adj.伸缩自如的；可缩进去的；收缩的；取消的
1、retractible───adj.可收回的
2、refractile───adj.折射的；有折射力的；能折射的
3、retractive───adj.缩进的
4、detractive───adj.诽谤的；减损的
5、retraction───n.撤回，撤销；收回
6、retracting───n.收起；v.缩回；撤消；食言（retract的ing形式）
7、retroactive───adj.追溯的；有追溯效力的；FanDong的
8、retractable───adj.可缩进的；可收起的；伸缩自如的
9、protractile───adj.伸出的，突出的
1、numerous aquatic or terrestrial mollusks of the class Gastropoda, typically having a spirally coiled shell, broad retractile foot, and distinct head.───腹足科众多水生或陆栖软体动物中的一种，通常带有一螺旋似的厚壳，足宽且向内旋，脑袋清晰。
2、lens is made of cell-shaped plastic which has the beautiful retractile effect.───蜂窝状塑胶做透镜，其表面花纹达到优美的折射效果。
3、Cat is a kind of animals with soft fur, snout, and retractile claws.───猫是一种拥有柔软的毛，鼻子，以及伸缩自如的爪子。
4、The lens is made of cell-shaped plastic which has the beautiful retractile effect.───采用蜂窝状塑胶做透镜，其表面花纹达到优美的折射效果。
5、Objective To investigate the practicability of retrieving retractile flexor digital tendons after severance using endoscope in clinics.───目的探讨临床应用内窥镜寻找断伤后回缩的指屈肌腱近端的可行性。
6、any of various worms living parasitically in intestines of vertebrates having a retractile proboscis covered with many hooked spines.───多种寄生在脊椎动物体内的蠕虫，其能够伸缩的长鼻子上覆有许多钩状的刺。
7、J2EE also provides a good mechanism with building a retractile , agile, easy to maintain commerce system.───J2EE为搭建具有可伸缩性、灵活性、易维护性的商务XiTong提供了良好的机制。
8、It also states a troubleshooting analysis of the undercarriages retractile system.───还包括一次起落架收放XiTong的故障分析。