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
After the marathon, most of the competitors looked all in.
跑完马拉松，大多数参加比赛的人显得疲劳不堪。
Do you really want to know what I think?
你真想知道我怎么想吗？
I would make a very poor show of disputing the ownership of a cave with a bear,
要我和一只熊去争洞穴，我会出洋相的；