Ophiology
n. 蛇學
??? 情景例句
Isn't this the Nanjing University?
請問是南京大學嗎？
To send mail(a letter)
郵寄郵件
After taking off, we were flying low over the city and slowly gaining height,
起飛之后，我們在城市上空低低地飛行，然后慢慢爬高。