I don't know what to--and then it kind of waffled around in London and then it shot up even higher.

不知道怎么回事,接着伦敦地产陷入低潮,接着又暴涨至更高点

耶鲁公开课 - 金融市场课程节选

That rate of rise is steeper so they--antibody levels go up more rapidly and they reach a higher level.

同时,上升速度也更加迅速,以达到更高的浓度水平

耶鲁公开课 - 生物医学工程探索课程节选