Peclet number
[化] 沛克莱数
🧩 词语组成解析
🗣️ 情景例句
Wonderful.
真精采。
English has become an international language.
英语已经成为一门国际语言。
yet following her regular practice she had shut them before going out.
而她记得在出门买东西前，她按老规矩是把房门一一锁上的。