translation.en: But we couldn't make sense of our images, until, six months after we got into orbit, an event occurred that many have regarded as the highlight of Cassini's investigation of Titan.
translation.zh: 但我们无法理解这些图片 直到6个月后卡西尼进入土星轨道 一个发现可以被称为 卡西尼土星征程的里程碑