动转换装置 emergency throw over equipment: 事故转换设备automatic throw-in equipment: 自动投入装置over throw: 后撑后翻肩上投球throw over: 翻越; 换接; 换速; 抛弃(计划等); 遗弃; 转换throw-over: 换接; 换速; 切换; 转换, 换向下载手机词典可随时随地查词查翻译