| 释义 |
natural mutants
基本例句
自然变异
There is more than enough natural variability in nature to mask a direct connection, they say.他们表示，自然界里有着太多的自然变异使其直接联系不易被察觉。
But the usual causes of natural variability do not seem to explain the current trend, so scientists incline to the view that it is man-made.但通常的自然变异原因似乎解释不了目前的趋势，所以，科学家倾向于认为这是人为的。 |