translation.en: It takes about an hour and a half to two hours, depending on where it's done, And in the end, you achieve something like this where an electrode array is inserted inside the cochlea.
translation.zh: 在全身麻醉下，根据手术地点， 整个手术需要一个半到两个小时。 手术最后就是这个效果， 一个电极阵列被放入在耳蜗内部。