英语语法分析

There are three main types of symbiotic relationships: parasitism, commensalism, and mutualism.

共生关系主要有三种类型：寄生关系、共生关系和互惠关系。

Few cases of absolute commensalism probably exist, because it is unlikely that one of the partners will be completely unaffected.

绝对共栖的案例可能很少，因为其中一方不太可能完全不受影响。

Some associations of species are almost a form of commensalism.

有些种类的组合几乎是共栖的形式。