英语词汇“be up and down”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	be up and down
释义	be up and down 🌏可以说让人欢喜让人忧
随便看	telerehabilitation tele-rehabilitation tele-relascope telerent decision telereservation Telerghma telergic telergone telergy Teleri telering tele-ring tele-rings teleritmo telerobot tele-robot telerobotic telerobotically tele-robotic control telerobotics tele-robotics teleroboticss telerobot manipulator telerobots teleroentgen