单词	泵抽作用
释义	泵抽作用action， pumping泵抽作用pumping action
随便看	knock someone off her feet knock someone off his feet knock someone off his pedestal knock someone off his perch knock someone off his pins knock someone off his (或 her) feet knock someone out of time knock someone over with a feather knock someone's block off knock someone's eyes out knock someone's head off knock someone's hindsight off knock someone's hindsight out knock something down cheap knock [sb] off their pedestal knock spots off knock spots off a person knock spots out of knock sth. off knock suppressin knock suppressor knock test knock testing knock testing engine knock the bottom out of