Peclet number
[化] 沛克莱数
🧩 词语组成解析
🗣️ 情景例句
Hi, girls.
嗨 ，女孩们好。
That's rather disappointing.
真是让人失望。
After I had had lunch at a village pub, I looked for my bag.
我在一家乡村小酒店吃过午饭后，就找我的提包。