second intermediate host

基本解释

The result showed that the infectiosity of crab which considered as second intermediate host was 6.82%;
第二中间宿主溪蟹肺吸虫囊蚴感染率为6。
Its second intermediate host of Paragonimus is Sinopotamon pinheense crab and the reservoir hosts are cats and dogs.
第二中间宿主为平和华溪蟹。保虫宿主有猫、犬。
Objective Investigation of the species ofParagonimus, its first and second intermediate host (snail and crab) and the infection rate ofParagonimus in Songxi county, Fujian province.
目的调查福建省松溪县肺吸虫虫种，第一、二中间宿主及其感染率。