Pra
abbr. 涂料研究协会（Paint Research Association）；初级速率存取（Primary Rate Access）；脉冲张弛放大器（pulse relaxation amplifier）
🗣️ 情景例句
How do you know so much about fishing?
你对钓鱼怎么知道这么多？
That's not a good idea!
这样不太好吧！
He knew it would not prove difficult in such a small village.
他知道在这样一个小村庄里抓住小偷并不困难。