Integral distribution function
[化] 积分分布函数; 概率分布函数
🧩 词语组成解析
🗣️ 情景例句
You were four or five years old, I think.
当时你才四、五岁 我想。
It was a terrible experience,and I won't forget it.
它是可怕的经验，我不会忘记它。
I smoked with concentration and pleasure as I was sure that this would be my last cigarette.
我聚精会神而又愉快地吸着这枝烟。因为我确信这是我最后一枝烟了。