Only in research on entirely new treatments are new and unexpected variables likely toarise.
只有在研究全新的治疗方法时，才可能出现新的和意想不到的变数。
2
Future research should look at the behavior and ecology of these worms, to understand what caused the new species toarise.
未来的研究应该看看这些蠕虫的行为与生态学，以了解新物种的出现是由什么造成的。
3
Another urge or need that these gardens appear to respond to, or toarise from is so intrinsic that we are barely ever conscious of its abiding claims on us.