translation.en: So when a plant or an animal cell detects a double-stranded break in its DNA, it can fix that break, either by pasting together the ends of the broken DNA with a little, tiny change in the sequence of that position, or it can repair the break by integrating a new piece of DNA at the site of the cut.
translation.zh: 所以当一个植物或动物细胞在 它的DNA中检测到双股螺旋断裂时， 它可以修复这种断裂， 把破裂的DNA尾端接合在一起， 只在那个位置的序列产生微小的变化， 或者，也可以借由在该位置处 聚集新的DNA片段来修复断裂。