flexible dam柔性坝flexibleadj.柔韧的；灵活的；易弯曲的；可变通的flexible metal hose软金属管flexible work hours弹性工作时间flexible-lip seal弹簧唇形密封flexible capability柔性能力Flexible protection柔性防护flexible gear lever球支承变速杆flexible supporting柔性支撑flexible automation灵活自动化flexible lubricator柔性连接润滑器,挠性润滑器flexible word order柔性词序