Gcf
最大公因数
🗣️ 情景例句
Oh, put your heavy jacket on, Robbie.
把你的厚夹克穿上 ，Robbie。
Suit the action to the word.
怎么说就怎么做。
I haven't told you that my family made a lot of money in the nineteenth century by making children work 16 hours a day in their factories.
我还没有告诉过你，我的家在19世纪的时候赚了一大笔钱，是强迫儿童在工厂里一天劳动16个小时赚来的。