onprep.在 ... 之上；由 ... 支撑着；在（某一天）；关于；基于adv.穿着；向前（移动)；表示持续性adj.表示已连接、处于工作状态或使用中；发生；值班on end竖着地； 连续地

1. His rapture at seeing his newborn daughter could be seen on his face.
   见到初生女儿时的狂喜在他的脸上展露无遗。
2. The euphoria after the World Cup was over very quickly but I've found serenity and I've moved on.
   世界杯后的狂喜之情很快消散，但我找回了平静的心态，我正在继续前进。