Ornith
abbr. ornithological 鸟类学的; ornithologist 鸟类学家; ornithology 鸟类学
🗣️ 情景例句
I am studying two majors, and it's quite a burden on my time.
我有两门主修课，这占据了我很大一部分时间。
Where have you been?
你去哪儿了？
When several elephants are being trained at one time,
几只象同时训练时，