Rav
abbr. 瑞星杀毒软件；右心房容积（Right Atrial Volume）
🗣️ 情景例句
You graduated from engineering school.
你是从工学院毕业的。
Fair faces need no paint.
貌美毋须修饰。
My father is at home looking for the ticket.
我爸爸正在家里找票呢！