“鸟类学”怎么读？

“鸟类学”的英语可以翻译为：ornithology ...

他是一位鸟类学研究者.He is a close student of birds.他发现自己适于专攻鸟类学.He found his vocation in ornithology.用独立的笼子养鸟,有什么鸟类学的原因 吗 ?Is there an ornithological reason for keeping them in separate cages?...