retainvt.保持;保留;记住;聘请
retained income保留利益,公积金,留存收入
retaining latch制动卡锁
Retained-mode保留模式
retaining valve止回阀
retaining piles围护桩
retained signal保留信号
retaining agent延缓剂
retaining screw固定螺丝
retaining catch停止挡,闭锁掣子,枪闩阻铁
retained stones残余结石