As a unit of distance, it's convenient for astronomers, but it's a terrible one if you're doing the Kessel Run.

它对天文学家来说是个很方便的距离单位，但如果你在做凯塞尔航行，它就很糟糕。

Or about the time you did the Kessel Run together using a measurement of time and not distance.

或者关于你们一起进行 Kessel Run 的时间，使用的是时间而不是距离。