Kē / xué / jiā / tōng / guò / chì / mài / de / xíng / zhuàng / lái / biàn / rèn / bù / tóng / zhǒng / lèi / de / kūn / chóng科学家通过翅脉的形状来辨认不同种类的昆虫。Scientists identify different types of insects by the shape of their wing veins.