Aua
abbr. 美国泌尿学会（american urological association）
🗣️ 情景例句
That's reassuring.
真令人安心。
She is timid and completely at a loss what to do.
她羞臊得不知所措。
The Hubble telescope was launched into space by NASA on April 20,1990 at a cost of over a billion dollars.
哈勃望远镜于1990年4月20日由国家航空航天局发射升空，耗资10多亿美元。