寄生虫载体，是节肢动物或其他无脊椎动物传播寄生虫从一个脊椎动物宿主到另一个。

A parasite vector is an arthropod or other invertebrate that transmits the parasite from one vertebrate host to another.

youdao

这种寄生虫需要两个宿主来完成它的生活史：雌性按蚊和一种脊椎动物，而疟原虫可以侵入到脊椎动物的血流中然后破坏红细胞。

The parasite needs two hosts to complete its life-cycle: female Anopholes mosquitoes, and the bloodstream of a vertebrate where it invades and damages red blood cells.

youdao