abbr. 概率分部函数(Probability Distribution Function)
🗣️ 情景例句
Sorry, Robbie. Sorry to be late this morning,
对不起, Robbie, 对不起 ,今天早上迟了点,
What's your favorite kind of music?Do you like jazz?
你喜爱的音乐类型是什么?你喜欢爵士乐?
Is this your umbrella?
这把伞是您的吗?