upper level meaning in English
高层
高能级
上部水平
上水平
上游水位
Examples
- An atom on an excited upper level can execute a downward transition not just spontaneously but also when photons of the radiation field surrounding the atomic interact with it .
处在较高的激发态上的原子不只可以自发地而且可以在它与原子系统周围辐射场的光子相互作用时发生向下的跃迁。 - Upper levels police station crime hong kong island regional headquarters
旧半山区警署(港岛总区刑事总部) - I ' d like a room on the upper level
我想要楼上的房间 - He ' s on the upper level , sir
他在楼上,长官 - She s on the upper level
他在上边!