recoverv.恢复;复原;重获
recover vanadium提钒
recover property追回财产
recoverable coal可回收的煤
recoverable rate可采率
recovering rhyme复韵
recoverable file可恢复文件
recovered signal已恢复信号
recoverable bolt可回收锚杆
recover reaction还原反应
recovered carbon回收活性炭
"convalescent children are difficult to keep in bed"