When he and his sister Martha were just very little, their mom took them out to see a total eclipse -- or actually, a solar eclipse -- and not long after that, both of them started losing their eyesight.
当他和他妹妹还很小的时候， 他们的母亲带他们去看一场全食， 一场日食。 之后不久， 他们两人开始丧失视力。