8 We know from studies of many animals and plants, however, that most mutations are harmful because they introduce noise* into the system.
8 We know from studies of many animals and plants, however, that most mutations are harmful because they introduce noise* into the system.
1[评者补译]不过我们根据对许多动植物的研究得知，多数突变是有害的，因为它们把噪声*带进了系统之中。