spring-clean vt.大扫除...spring n.春天,弹簧,跳跃,弹性,活...watch spring 表的发条...hanger spring 吊挂弹簧...hanging spring-balance 悬挂的弹簧秤...lancet spring 弹簧刀,弹簧刺血刀...valve spring 阀弹簧...life-spring n.生命源泉...jack spring 插口弹簧...bead-spring model 珠-簧模型...hair spring 发细弹簧...juvenile spring eruption 青年春季疹...earthy spring 土金属盐矿泉...adjustable spring collar 可调整弹簧轴环...laminated spring 叠板弹簧...valve with spring core 弹簧心阀...back contact spring 静触簧...effective spring length 有效弹簧长...air spring 空气弹簧...acid spring 酸性矿泉...spring constant 弹簧常量...
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