It takes a competent entomologist to distinguish the dangerous mosquitoes from the harmless ones. 只有能干的昆虫学家才能分辨危险的和无害的蚊子。
Entomologists have long been fascinated by the ability of insects to track odours to their sources. 昆虫学家长久以来一直对昆虫能够追踪到气味源头的能力深感兴趣。
See: entomology